Parts

Long hours in the saddle? No problem with the SM Comp Men. This male-specific all-around MTB saddle is great for touring, trail and all-mountain riding. It offers the highest level of comfort through the anatomically optimized relief channel and orthopedic comfort padding. OrthoCell-Inlays in the seating area generate the best possible pressure distribution. The innovative OrthoCell material ensures maximum reset forces and is also more durable and lighter than gel. The flattened rear and the Y-shape guarantee full freedom of movement when in the typical MTB riding position. Sliding flanks help reduce friction when pedaling.

The Shimano Claris ST-R2030 is a dual control brake/shift lever for Shimano 2x8 and 3x8 drivetrain applications. It features a reach adjust mechanism and Shimano's Super SLR friction-reducing technology. - Reach Adjust mechanism allows for the distance from the handlebar grip to the lever to be adjusted to suit any hand size or riding style - Super SLR technology improves braking response and modulation by reducing friction through the caliper, lever, and cable - The Dual Control Lever has both brake and shifting functions in the system to enable simple operation - Includes OT-SP41 cable housing to maximally reduce the inner cable friction for quick response to operations and effortless shifting

- Thinline: Thinner, longer molded pads for extra clearance and easy adjustment - Red: semi-aggressive compound for good performance - Salmon: aggressive compound for extreme weather conditions - Dual: combination of Salmon and Black compounds for more controlled, smoother stopping

Protect the soles of your shoes with the Shoe Shields from Crank Brothers. These stainless-steel plates install under your cleats and prevent the pedal from digging in to your carbon-soled shoes. - Sold in pairs

The Problem Solvers Cassette Spacers are made of light and durable anodized aluminum and come in different thicknesses for correctly spacing various brand and model cassette cogs. Measure and match your spacers to choose the right width.

SRAM’s premier 10-speed chain features hollow pins and cut-out outer plates for accurate shifting in all conditions, light weight, strength and smoothness. Plus, it's compatible with all industry-standard 10-speed systems. And, with its great PowerLock connecting link, installation and removal is a snap.

SRAM's PC 830 Chain offers accurate shifting, excellent durability, and superior power transfer for 8-speed drivetrains.

Packed with the performance you have come to expect from the Yeti name, the Hardcore grips are a great choice for riders looking for a soft compound grip with excellent control. - Large, raised Yeti logo pad cushions your palms - Smaller angled Yeti logos offer traction for your fingers - Constructed of our proptietary soft compound material for great feel - Dual-ply design for better bar adhesion and longer grip life - Includes Push-In Bar Ends

- Compatible with 6 and 7-speed SIS Index Shifting drivetrains - Includes BMX/track frame hanger

With a focus on reduced weight and cross-country tuned stopping power, Shimano SLX M7120 brakes provide intuitive modulation so that you can explore your limits with confidence. The BL-M7100 levers feature an optimized lever axle position, an additional handlebar contact point for greater stiffness, and refined ergonomics for rider comfort. At the caliper end, the BR-M7120 4-piston caliper is optimized for the toughest enduro trails. - 10% stiffer than previous generation M7000, even under high-temp conditions - Quicker brake engagement with shorter free stroke - Tool-free lever reach adjustment - I-SPEC EV Clamp Band enables optional integrated shifter setup - Includes finned metal pads

Elevating the shift, expanding the capable, the X01 Eagle derailleur features an updated cage architecture to provide better chain management than ever. The X01 Eagle rear derailleur works with the new 10-52T cassettes and is backward-compatible with 10-50T options, as well. - Updated cage provides better chain retention and more precise shifts - Backward-compatible design works with 10-50T and 10-52T cassettes

- Wears and functions like other links on the chain - SIL-TEC surface treatment - Tool free installation possible - TL-CN10 is available as SM-CN900-11 - Single use

Shimano's In-Line Brake Cable Adjuster with quick release allows you to make changes to your road caliper brake's cable tension or open a brake caliper's arms to remove a wheel.

The Problem Solvers Handlebar Clamp Shim allows you to fit almost any handlebars in almost any stem. It's machined of light and durable aluminum and grooved on the inside to hold tightly.

- AL6061-T6 crank with steel chainrings - 7/8sp compatible - 177mm Q-factor - 48.5mm chainline - Spindle Type: 120 SQR JIS

- MODEL NO: CS-HG400-9 - SERIES: SHIMANO ALIVIO M4000 Series - Compatible chain: HG 9-speed - Speeds: 9-speed - Type: HG

Shimano Altus M311 cranksets provide durability and reliable shifting for triple chainring drivetrains. - Hyperdrive SG-X chainrings - 7/8-speed compatible - Spindle interface type: Square Taper JIS

Dimension Steel Cogs are splined for BMX and singlespeed hub compatibility. - Steel with chrome finish - Cogs are splined for Shimano BMX and singlespeed hub compatibility - Compatible with 1/2-inch and 1/8-inch chains

PD-T421 FEATURE - CLICK'R binding on one side and flat pedal on the other - Customize the entry and release tension settings - Integrated reflector - Easier to catch the binding BENEFIT close - Versatile use - Longer life - Smart appearance - Weight: 418g - Easy entry and release - Better grip on flat side - Rider tune - Color: Black - Average weight: 418 g - Binding: Single Sided - Cleat included: SM-SH56 - Optional cleat: SM-SH51

Designed for recreational (trekking) and sporting use, the TRK Medium saddle from Selle SMP is also perfect for daily use in the city. The TRK Medium is ergonomically designed to prevent any pain, discomfort, and numbness by removing pressure on the perineum, improving circulation in the perineal/genital area, and providing just the right amount of padding. Selle SMP patented features, such as the completely free central cutout channel, eagle-beak nose, and raised rear make it a joy to ride hour after hour. The TRK Medium is an extremely versatile saddle, making it an ideal choice for recreational riding—great on roads, MTB trails, gravel, commuting, as well as indoor training. - Steel rails - Dimensions: 280 x 160mm - Weight: 405g - 100% made in Italy

Shimano Acera FC-M361 cranksets feature sturdy construction, reliable shifting, and replaceable chainrings. - Spindle Interface type: Square Taper JIS

The tool-free Maxle Ultimate Front brings exceptional stiffness and durability to your ride in a high clamping force, easiest-to-use internal cam thru-axle system.

- Timeless, classically styled back swept touring bar - Bar end shifter and brake lever compatible - Outward grip angles for proper ergonomics - Material: Steel

With a classic 25.4mm clamp diameter, the extra-tall 30mm of rise gives way to comfort and added control for an economic option for any classic mountain bike build. - Material: 6061 alloy - Width: 670mm - Rise: 30mm - Backsweep: 9° - Upsweep: 2° - Clamp diameter: 25.4mm - Bar-end compatible: yes - Weight: 399g

• Washable surface • EVA integrated absorbs shock and increase comfort • Durable all conditions perforated surface for ventilation. • Includes Giant logo end-plugs and Giant finishing tape

Woodchipper is Salsa’s signature drop bar for off road riding, where its unique shape delivers comfort and control no matter how rough the terrain. Woodchipper Bars bend along three planes to create extra-wide lowers while still maintaining a shallow drop. - Lightweight and strong 7050-T6 series aluminum alloy construction - Ergonomic design works well with integrated road shift/brake levers or bar end shifters - 114mm drop, 56mm reach, 25° flare angle, 38° drop angle - Available in 42, 44, and 46cm widths - 31.8mm clamp diameter with 120mm width for use with Salsa Anything Cradle and aerobars - The Woodchipper’s non-conventional shape requires a unique setup for optimal comfort. The brake/shifter position should be canted downward slightly, resulting in a 20–25° downward angle of the drops. - Weight: 329g (44cm)

True competitors are always looking for a performance advantage — a relentless pursuit of equipment that is lighter, stiffer, stronger, and more durable. To create the best drivetrain possible, we re-examined and re-engineered our crankset design. Our all-new XX1 Eagle CARBON TUNED crankset is our lightest, stiffest, and strongest to date. DUB technology enhances this by simplifying the relationship of the spindle to the bottom bracket and redefining the measure of durability. DUB-powered cranksets mean simplicity, compatibility, and durability. Specifications: - CRANK ARM LENGTH: 165mm, 170mm, 175mm - BB SPINDLE INTERFACE: DUB - BB COMPATIBILITY: All SRAM MTB WIDE DUB BBs, DUB:BSA73, PF89.5, PF92, PF30 MTB73, BB30 MTB73, BSA MTB68SP - SPEEDS: 12 - CHAINRING MATERIAL: No rings - BOLT CIRCLE DIAMETER (BCD): Direct Mount (DM) - CHAINLINE: 55.0mm, n/a - CHAINRING SIZE: No rings

The pinnacle of cross-country cycling performance can be found in the SRAM XX SL T-Type Eagle AXS™ Transmission Power Meter Groupset. Built to serve the most demanding rider’s needs in the lightest weight configuration, XX SL Transmission is the evolution of SRAM's World Champion, World Cup winning XX Eagle AXS™. - AXS™ Pod ULT features a “click and fire” two-button design that transforms the crucial act of rider inputs into a vastly more personal experience for all your AXS™ controls - Engineered as integrated, interdependent transmission components, the XX SL Eagle T-Type rear derailleur mounts around the wheel axle itself, contacting the cassette directly with a first-of-its-kind Hangerless Interface - XX SL T-Type derailleur offers the same intuitive pairing and set-up procedure as SRAM's Eagle AXS™ derailleur - To further its performance, the lower pulley called, "Magic Wheel", keeps spinning if an object becomes lodged - Derailleur features an overload clutch that accommodates common maintenance - Ultra-lightweight XX SL T-Type 10-52t cassette offers game-changing inboard and outboard shifting performance under load - XX SL Eagle AXS™ T-Type Power Meter crankset boasts SRAMs XX SL carbon crankarm with an integrated power meter to record and deliver live, accurate power readings to your head unit - Power Meter spider-based design is highly accurate, high performing and boasts a long battery life

The STYLO 6K DUB crankset delivers consistent performance every time out. Featuring SRAM’s DUB technology, this design simplifies the relationship of the spindle to the bottom bracket. 6000-series forged aluminum arms support the X-SYNC 2 chainring to provide complete chain control. Now everyone can benefit from a new measure of durability. - SRAM DUB technology creates a lighter, stiffer and stronger crankset - 6003 series forged aluminum arms - Included direct mount X-SYNC 2 chainring provides significantly quieter performance, with better mud clearing and durability - Chainring is designed specifically for Eagle chains and drivetrains - DUB compatible bottom bracket sold separately - Boost Compatible - BB Included: No - Chainring BCD: SRAM Direct Mount - Crank Intended Use: Mountain - Number of Chainrings: Single - Drivetrain Speeds: 12, 11, 10 - Spindle Interface Type: SRAM DUB - Chainline/Hub Compatibility: 141/148 Boost Hubs

These simple clamps allow riders to mount I-Spec II compatible shifters or dropper levers onto their bars without the otherwise-requisite Shimano I-Spec II compatible brake levers. Sold individually and can be used for either right- or left-hand side. - Hinged clamps for easy installation without removing other components - AL-6061, anodized black - 23 grams - For use only with I-Spec II compatible shifters or dropper lever

A sporty and comfortable saddle with a slender shape suitable for the Athletic riding position. Freccia features the special Strengtex cover material to guard against wear and abrasions, making this saddle more durable, and Royalgel padding to ensure a high level of comfort by reducing pressure peaks up to 40% compared to standard padding materials. Thanks to its unique tri-dimensional gel structure, Royalgel guarantees the highest level of comfort, reducing pressure peaks by 40% compared to standard padding materials. Strengtex Cover A durable and comfortable triple layer cover material offering a reinforced internal elastic network highly resistant to punctures, cuts, tears, cracks and aging. Technical tests have shown that Strengtex is 50% more resistant to external vertical agents and 30% more resistant to external horizontal stresses when compared to ordinary cover materials. Water Resistant Royal Vacuum Light is a patented Selle Royal technology that allows the saddle to be 100% sealed and therefore water resistant. Saddles made with this production method are furthermore 20% lighter than ordinary ones of the same category. Integrated Clip System A patented clip system positioned at the rear of the saddle for easy attachment of a Selle Royal saddle bag or other accessory.

A purpose built carbon fiber fork for gravel and cyclocross applications featuring internal hose routing, flat mount brake compatibility, and clearance for up to 50mm tires. This fork is perfect for gravel riders looking for more clearance, weight savings, compliance, and the versatility of fender mounts to enhance their gravel grinding experience. - Material: Carbon - Weight: 520g - Steer Tube Length: 350mm - Rake: 50mm - Axle To Crown: 395mm - Max Rotor Size: 140mm – 160mm - Max Tire Clearance: 700c x 50c, 27.5 x 2.25-inch - Crown Race Diameter: 1.5-inch - Torque Spec - Steer Tube: 5.5Nm - Torque Spec - Axle: 8Nm

- Compatible with Shimano, SRAM, Campagnolo and KMC 11 speed chains - DLC Coated - Non-reusable - Opening Tool Required - Card of 2 pairs

- 3D forged and CNC machined AL2014 - 4 bolt sculpted faceplate with titanium hardware - 40mm stack height - 113g (100mm)

RaceFace Ride crank arms are forged from 6066 aluminum with aggressive styling for a high strength to weight ratio. - Bottom bracket sold separately

Gel padding and an elastomer spring suspension make this bike seat marvelously comfortable. The A.R.S. Spring is a great choice for the cyclist looking for a wider platform and an extra amount of cushion and shock absorption.

The Cambium C19 All Weather Carved is a wider saddle made for an upright riding position. It features a hole for pressure relief and additional flex, eliminating contact points which cause discomfort for some riders. With the same contemporary design of the Brooks Cambium range, the All Weather is a durable and comfortable saddle that is “ready to ride,” thanks to a vulcanized natural rubber top for flexible performance requiring no breaking in period. From freezing rain to blazing sunshine, the waterproof, weatherproof nylon cover is made to perform flawlessly in all conditions. The updated fiberglass reinforced backplate has loops for a saddle bag or other riding accessories. - Vulcanized natural rubber and nylon top - Steel rails with a reinforced plastic backplate - Length: 275mm - Width: 184mm - Height: 52mm - Weight: 490g

- Excellent Pedaling Efficiency - Optimized Balance Of Weight And Rigidity - Injection Molded Carbon Composite Body - Hollow Cleat Bolt - Efficient Power Transfer - High Stability - Extra-Wide Platform - Efficient Power Transfer/Durability - Reduces Flex And Pedal Body Wear - Stainless Steel Body Plate - Excellent Pedaling Efficiency - Smooth Rotation - 2-Ball Bearing, 1-Wide Roller Bushing - Reliable Durability Performance - Stable And Uniform Load Distribution - Wide Bearing Placement - Rider Tune - Customize The Entry And Release Tension Settings - Adjustable Entry And Release Tension Settings - Shimano 3-Year Limited Warranty - Average Weight: 224g - Shimano SPD-SL cleats included - Standard (52mm) - Wide (56mm)

Surly wants you to be able to set up you ride just the way you want it. This pair of adapter washers make it so you can throw your favorite 135, 170, or 190mm O.L.D. 10mm solid axle hub into the rear end of a 142, 177, or 197mm spaced thru-axle frame. Add the adapters, add the wheel, install and tighten the nuts and, bam, you're ready to rip. Make sure the solid axle on your wheel is the right length for the frame spacing. For instance: 190mm OLD QR goes with 197mm thru-axle spacing.

- Reversible 6061 aluminum arms for left or right cable routing - Quick-release noodle is lined with Teflon for smooth action - High tension square wire springs - Thinline threaded pads with easy-to-adjust arm hardware - Made in USA

Fi'zi:k's line of Tempo bar tapes are designed for an unparalleled performance. Bondcush is a layered mid-padding polymer foam that aids the absorption of road buzz. Bonded to a microtex outer layer this material blend is their chunkiest option that combines comfort, versatility, and durability, ideal to tackle all kind of roads. Soft touch is a matt-look, silky, moisture absorbing surface. - Bondcush construction 3mm thick - Soft touch

- Powermeter Crank Arm Bolt Kit and AXS Cover Plug Drive Side M18/M30 Dub Steel Black Rival D1

- High Performance Brake Pads - Disc Pad Material: Organic

The tool-free Maxle Lite brings exceptional stiffness and durability to your fork in a light, easiest-to-use expanding wedge thru-axle system. - Thread Length: 9mm - Thread Pitch: 15 x 1.5mm

The squeeze of our levers is what dreams are made of (and you know which dreams we're talking about). Most of our levers can be swapped to be run either front or rear, which is convenient if you like to your brakes reversed and a Godsend if you bust a lever in the middle of the woods. Avid levers are easy to install, simple to set up, and a pleasure to pull. - Reach Adjustment - Qwik-Adjust Barrel Adjuster - Compatible with mechanical disc brakes and linear-pull brakes

The squeeze of our levers is what dreams are made of. Most of our levers can be swapped to be run either front or rear, which is convenient if you like to your brakes reversed and a Godsend if you bust a lever in the middle of the woods. Avid levers are easy to install, simple to set up, and a pleasure to pull. - ReachAdjustment -- Qwik-Adjust Barrel Adjuster Bend Zone

Shimano's Deore XT Rear Derailleur uses cold-forged construction and cutting edge technology to deliver crisp shifting, real-world reliability, and trademark precision. Plus-type derailleurs use a lever-actuated clutch spring to prevent chain slap, reduce noise while on the trail, and improve chain engagement when riding over rough terrain. Sealed pulley bearings keep things spinning smoothly, and wide plate construction prevents the derailleur from getting clogged with mud and debris.

Enjoy the ultimate advantage of freedom and adventure that Eagle provides combined with the Quarq power meter platform that delivers on accuracy and reliability. The SRAM Eagle XX1 power meter is built to pair with the SRAM Eagle drivetrains, providing a significantly quieter performance and extraordinary durability. Take it on the dirtiest, gnarliest trails while maintaining confidence in your cycling components. You came to perform; the Eagle XX1 power meter will perform with you. You are working hard, pushing yourself to new heights in some of the toughest conditions. Ride with confidence knowing that your power meter will not quit when you need it the most. Enjoy up to 200 hours of ride time in any weather or trail condition with its IPX7 waterproof rating and 10k temperature compensation; if harsh environments do not hold you back, then you need a product capable of rising to the occasion. The Eagle XX1 power meter is designed to be rough-and-tumble tough. Train harder, ride faster and unlock your ultimate potential. The Eagle XX1 power meter brings simplicity and ease-of-use to your training. With MagicZero automatic calibration, there is no need to worry about calibrating before you ride; just jump on your bike and go. The Eagle XX1 also features Bluetooth low energy and ANT+ wireless data transfer, delivering power output information directly to your cycling computer. - Speeds: 11/12 - BB Compatibility: DUB:BSA73, PF89.5, PF92, PF30 MTB73, BB30 MTB73, BSA MTB68SP - Bolt Circle Diameter (BCD): 104 BCD - Chainline: 52.0mm - BB Spindle Interface: DUB - Power Meter Type: ANT+ and BLE - Crank Arms/Chainrings not included

The HS33 R is the newest hydraulic safety rim brake in radial design in a portfolio of test-winning products. With its high braking power, reduced weight and perfect ergonomics, it makes an ideal partner for both road and off-road – and is equally suited for traditional, city and eBikes. Well worth a demo! - The improved legendary HS33 rim brake features a redesigned master cylinder and 2 finger lever blade - Full hydraulic rim brake system: closed design (no reservoir) - Mounts to cantilever/linear brake post studs (fork and/or frame) - Streamlined alloy brake lever assembly with integrated (TPA) Turbo Pad Wear Adjuster and integrated reach adjust - All hose fittings perfectly hidden with new designed caps - Compatible with all trigger and twist grip shifters - Full-hydraulic Magura mineral oil system with a 5-year leakproof warranty - Includes: flip/flop front or rear lever, 1350mm pre-bled (cut-to-fit) tubing, stud-mounted slave cylinders with mounting hardware, MC/lever, and manual (brake boosters included)

Three decades ago, SRAM was founded on a product called Grip Shift and an idea that shifting a bike should be easier, better and more intuitive. It’s more advanced than the original, but the XX1 Eagle Grip Shift follows in the same tradition of making shifting easier, better and more intuitive. The XX1 Eagle Grip Shift system includes robust internals that make it more durable and its shifting performance more precise. But just like the original, it is total control in the palm of your hand.

Odyssey JC/PC Pedals are designed with replaceable pedal bodies, pins, and nuts. - No bearings, adjustable bushing tension - Two-piece plastic bodies with replaceable metal pins and CroMoly spindles

- Power transfer and stability are maximized with a large, 725mm2 surface area. - Bottom fairing to improve aerodynamics and protect the carbon blade. - TIME's patented preopened ICLIC system allows for fast and easy cleat engagement. - Tension adjustment on the carbon blade has three positions to precisely manage the pressure of the clamping mechanism. - Hollow, stainless steel axle. Specs: - Pedal Material: Carbon - Pedal Weight: 113g - Cleat Compatibility: ICLIC - Spindle Material: Steel - Pedal Bearing: Ball bearings - Pedals Thread: 9/16"

SRAM's Red road chainrings are stamped from 7075 aluminum for low weight and excellent strength. The teeth are ramped and pinned for precision shifting, too.

Our Cruiser Select series uses our softest materials and provides a dual layer of comfort. We fuse an extra soft gel-foam pad to the top of our multi-stage foam. This combination is soft yet also supportive. The elastomer suspension evens out imperfections in the road and the airflow channel provides perineal relief and cool air circulation. - Size: 11.25" long x 9" wide - Padding: Select foam - Rail: Steel - Suspension: Elastomer spring - Cover: Soft-touch vinyl - Vented anatomic relief system

Shimano's Deore XT Rear Derailleur uses cold-forged construction and cutting edge technology to deliver crisp shifting, real-world reliability, and trademark precision. Plus-type derailleurs use a lever-actuated clutch spring to prevent chain slap, reduce noise while on the trail, and improve chain engagement when riding over rough terrain. Sealed pulley bearings keep things spinning smoothly, and wide plate construction prevents the derailleur from getting clogged with mud and debris.

Sometimes less is more. With the 10-speeds, an 11-48T range, and evenly spaced gear steps, the ADVENT X cassette allows riders to shift less often to find the right gear, while still having enough range to ride what they want. Fewer cogs also means less weight and a wider chain for better mud shedding. It even fits on standard 10-speed freehub bodies so you don't need to buy new wheels for no reason. In short, it's everything you want in a high-end drivetrain. - Two alloy large cogs and a full alloy spider eliminate unwanted weight - Ramped cogs aid in shifting under load - Continuously molded construction maintains straightness and durability - Compatible with standard HG freehub bodies and 10-speed chains - Cassette Body Type: Shimano/SRAM 8, 9, 10 Speed - Cassette Cogs: 11-13-15-18-21-24-28-34-40-48

Power every ride. We've taken the reliability, elegance, and features of Quarq's legendary crank-based power meter and dropped the barrier to entry once again. This new power meter platform is entirely contained within the DUB spindle for clean integration that fits more bikes than ever. It's invisible technology that adds minimal weight and will help you get to the finish line faster, and it can be used to upgrade any eTap AXS bike. - An elegant, integrated design - DUB-PWR spindle-based unit measures left-side power to calculate total watts - Proven Quarq reliability and accuracy - Long battery life (400+ hours) to power a season of rides - User-replaceable lithium AAA battery - DUB bottom bracket adds durability and simplicity - Waterproof (IPX7 waterproof to 1 meter for 30 minutes) - Lightweight (less than 40g heavier than standard crankset) - Simple and affordable power meter upgrade option - Right Arm/BB/Spider/Chainrings NOT INCLUDED

- Aluminum body that is slightly more compact than the SPECIALE 12, yet it offers a stable platform and four adjustable pins for optimal grip. - The micro-adjustable tension clamping system allows riders to fine-tune the pedal function for their preferred riding style. - TIME's patented clamping system allows for easy entry and positive, predictable release, as well as a self-cleaning design to ensure reliable performance in all conditions. Specs: - Pedal Material: Aluminum - Pedal Weight: 196g - Cleat Compatibility: ATAC - Spindle Material: Steel - Pedal Bearing: Ball bearings - Pedals Thread: 9/16"

These versatile pedals feature adjustable Shimano SPD bindings on one side and standard cages on the other: the perfect combination for riders who ride with cleated cycling shoes and also with regular shoes. With sealed bearings and chromoly axles, the M324s are durable and practical all-around pedals. - Weight: 533 grams (pair)

Power every ride. We've taken the reliability, elegance, and features of Quarq's legendary crank-based power meter and dropped the barrier to entry once again. This new power meter platform is entirely contained within the DUB spindle for clean integration that fits more bikes than ever. - An elegant,integrated design - DUB-PWR spindle-based unit measures left-side power to calculate total watts - Proven Quarq reliability and accuracy - Long battery life (400+ hours) to power a season of rides - User-replaceable lithium AAA battery - DUB bottom bracket adds durability and simplicity - Waterproof (IPX7 waterproof to 1 meter for 30 minutes) - Lightweight (less than 40g heavier than standard crankset) - BB not included