Parts

- Simple and reliable square taper bottom bracket - Replaces both BB-UN26 and BB-UN55 - Sealed cartridge bearings - Cr-Mo axle - For bicycles equipped with a chain case, select BB-UN300-K - For E-type front derailleur compatibility, choose BB-UN300-E - Fixing bolts not included; Shimano FC-E6000 bolts suggested

An integral part of the Shimano Ultegra 12-speed road lineup, the FC-R8100 crankset builds upon Shimano's legendary front shifting and transmission efficiency. With new refinements for seamless 12-speed shifting, the Ultegra crank is now offered in a wide variety of lengths, bringing performance and improved fit for smaller riders, triathletes, and riders with specific biomechanic requirements. - Optimal balance of stiffness, strength, weight and rotational performance - Hollowglide structure cuts weight yet maintains strength for better power transfer and quicker, more precise front shifting - 148mm Q-factor - 44.5mm chainline

Ride anywhere with the wide-range PG-1230, 11- to 50-tooth Eagle cassette. The NX cassette gives riders every bit of the climbing range that the Eagle ecosystem affords with a simple upgrade to splined-drive body wheels. The PG-1230 is the only Eagle cassette designed to be durable enough to withstand the increased demands of E-MTB applications and a perfect solution to heavy-duty use and abuse. Eagle technology provides an expanded, optimum gear range making you fast on the flats, giving you control on the climbs and unleashing your speed on the descents. Eagle is a complete drivetrain system that was developed to be an integrated high-performance ecosystem. The engineering and testing that went into the development provide for maximum performance, safety, and long-term durability to ensure a great consumer ride experience. SRAM guarantees this performance when Eagle drivetrains are used as a complete ecosystem. For additional information, please contact your SRAM Sales Contact. - Compatible with a splined driver body - Wide 11-50T gear range—a perfect fit for any ride - Optimized gear steps across entire range - 11-50T: 11, 13, 15, 17, 19, 22, 25, 28, 32, 36, 42, 50

Rally RK100 is tested to the extreme, so you can ride there too. This single-sensing power meter delivers reliable power measurements and is easy to transfer between bikes, no matter what bike you're on or where you're riding. - Impeccably Designed Pedal—Rally power meters have undergone rigorous testing to increase reliability. Featuring a superior design with sensors housed inside, this pedal installs like any other pedal. And it's quick to transfer between bikes. - Reliable Readings—By reliably measuring your cadence and forces detected on the left pedal, Rally RK100 doubles the value to provide total power. Want more metrics? Upgrade later to the dual-sensing system (sold separately). - Cleat Compatibility—For a comfortable ride, this pedal is designed to fit your favorite LOOK KEO cleats. - Transferable Spindle—From road to gravel to cyclocross and much more, keep riding year-round with a transferable spindle that can be installed in the Rally RS/Rally RK road pedal body kits (each sold separately). - Battery Life—Make sure you're ready for those long rides and training sessions with up to 120 hours of battery life. Specs: - Battery type: LR44/SR44 (x4) or CR1/3N (x2) - Battery life: up to 120 hours - Maximum rider weight: 105kg - Accuracy: +/- 1% - Field calibration - Adjustable release tension - Measurement location: spindle - Communication: ANT+ and BLUETOOTH - Weight: 334g - Water resistance: IPX7 - Cleat type: KEO - Q-factor: 53mm (55mm with provided 2mm washer) - Stack height: 12.2mm In the Box: - Rally RK100 pedals - Cleat hardware - 55mm Q-factor washers - Documentation

The chain is the heart of the Eagle 1x12 drivetrain, ensuring quiet operation, long life and precise shifting. It features the same link geometry as XX1 Eagle, with solid pins and a more modest finish treatment. - Not for use with front derailleur drivetrains - Links (links): 126 - Drivetrain Speeds: 12 - Chain Connection Type: Single Use Master Link - Half Link Chain: No - Weight: 260 - Compatibility: All levels of Eagle drivetrain systems

Stainless steel rotor designed for smooth and quiet braking with any disc brake caliper.

The KMC S1 is a single-speed chain suitable for use with internally geared hubs, or any single speed drivetrain. - High pin power with reinforced durability - Offers a quieter riding experience - Anti-drop design - Inner plate chamfering helps to provide fast and smooth shifting - Internal gear hub system compatible - Links (links): 112 - Color: Silver - Width: 9.3mm - Drivetrain Speeds: Single Speed 1/2 x 1/8-inch - Half Link Chain: No

BL-M4100 - Intuitive and powerful braking - Quicker brake engagement with shorter free stroke - Rider tunable and action-optimized cockpit - High-performance brake control - Additional contact point for a stiffer brake lever - 10 deg. rotation angle setting range for I-SPEC EV shifting lever BR-MT410 - Long-lasting performance and quick - Easy installation and adjustment - Superior modulation gives you the power you need - Quick piston retraction - Lightweight 2-piston disc brake caliper - Pre-assembled and bled brake lever and caliper, with SM-BH59-SS hose & mineral oil - Without rotor and adapter - One-way bleeding system

Serfas' RX saddle is your prescription for riding in comfort. It boasts a cutaway top that minimizes pressure, dual-density padding for cushioning, and a protective layer of friction-fighting Reactive Gel. What's more, the Twin Bar design allows each side to flex independently for even more comfort. • Twin Bar Design • Rail: Steel • Size: 267mm x 171mm • Weight: 485 Grams • Cover: Vinyl • Cover: Waterproof, Breathable, Anti-Microbial Microfiber

The KEO 2 MAX pedal is an excellent example of LOOK's design experience. With its wide contact area and composite body, it offers state-of-the-art technology for full power transfer, in an affordable package. - Technology: Spring - Cleats: Keo Grip - Retention: 8 to 12 - Body: Composite - Spindle: Chromoly+ - Platform material: Stainless Steel - Platform area: 500mm² - Platform width: 50mm - Q Factor: 53mm - Stack height + cleats: 17.3mm (11 + 6.3mm) - Weight (pedal): 130g - Weight (pair + cleats): 328g

Intense study of chain and chainring wear patterns led to the radical tooth profile that lasts longer, runs quieter and further improves chain retention. - Can be used with Eagle 12 speed or SRAM 11 speed chains - Direct mount rings with 3mm offset fit Boost geometry Eagle cranks; direct mount rings with 6mm offset fit traditional geometry Eagle cranks and GXP spindle XX1, X01, X0, X1 and X9 cranks

Get the most out of SRAM's high-tech cranksets with the GXP Team Bottom Bracket. Built to last, this super-smooth bottom bracket lets your SRAM GXP crankset (sold separately) spin effortlessly without weighing you down.

Ergon's GA1 Evo Grips are ideal for all-mountain riding. The slim design allows optimal rotation of your hand on the grip for pulling up on jumps or moving your weight back when riding drop-offs. There are 4 different textures, too, to optimize your grip, and together with the anatomical shape, it allows maximum control with minimal gripping force. The areas where the balls of your hand touch the grips feature a relief zone to alleviate pressure on the ulnar nerve, preventing numbness and tingling of the fingers. These trick grips also have integrated composite clamps to securely lock the Evos in place, so they stay put while you're getting loose barreling down the trail.

Dimension Junior grips—little grips for little mitts. - Fits 22.2mm handlebars - Flange: No - Grip Shift Specific: No - Length: 100mm - Lock On: No - Shape: Round - Weight: 58g

• Alloy cable ends • 1.2mm to 1.6mm

Bontrager's inForm R WSD is a great choice for women who want comfort without the weight penalty or a bulky shape. The Inform comes in 3 different widths to perfectly match your sit bones. The saddle's women's-specific shape and rear curvature are optimized to give riders excellent support, ergonomics and comfort, even the graphics are away from high-friction zones.

Shimano's Deore XT Front Derailleur sports a lightweight aluminum cage that's chrome plated to reduce wear. This model is specifically optimized for 2x10 set ups. Plus, the body boasts wide parallel pivots that provide fast, smooth and reliable shifts every time.

SRAM's PG-1050 10-Speed Cassette is light and durable for miles of smooth shifts. SRAM's PowerGlide technology keeps your gear changes fast and smooth for quiet, reliable shifting mile after mile.

FSA's OS-190 Stem is a worthy upgrade for your favorite two wheeled machine. It's made of forged and machined aluminum, so it's light, durable and strong enough for any road or mountain riding adventure.

The Problem Solvers Steerer Tube Shims are for installing 1-1/8-inch diameter threadless stems on 1-inch diameter threadless forks. The shim is made of light, durable anodized aluminum and is chamfered on the ends for easy stem installation.

The Brooks Colt draws upon the company's history to offer riders a shape inspired by the classic racing saddles of the '70s and '80s. A favorite among Brooks aficionados since its creation in 1979, the Colt is renowned for its strength and durability. Brooks used all-natural vegetable dyes on their full-grain leather to achieve stunning color, and secured it to their traditional steel frame with elegant, hand-hammered copper rivets.

Crank Brothers' Mallet 2 pedals sport super easy-to-enter/exit 4-sided cages with wide aluminum platforms for stability and support, as well as tough chromoly axles for durability, making these great pedals ideal for downhill riding and free riding. The open design quickly sheds mud for reliability in sloppy conditions and the traction pins grip well when you're riding clipped out in between corners.

The FSA Alloy Cup JIS bottom bracket is suitable for Italian threaded interfaces. - Alloy cups - Double "snap" seals for water and dirt protection - Spindle Interface Type: Square Taper JIS

Notched binder bolts for frames with integrated seat collars. Details: CroMoly steel bolts Three lengths available: 16, 19 and 21mm 8mm diameter

Jagwire's Brake or Shift Cable Tips are made of lightweight, corrosion-resistant and durable aluminum and are the right size to nicely fit over the ends of up to 1.8mm-diameter cables. These caps are crimped in place on the cables to prevent fraying and ensure your cables last a long time. The tips come in colors to add a little style to your bike.

- MC bodies are bare (no guts, reservoir, lever, etc.) - Stroker Series bodies come with bar clamp and bolts

- Wide pedal-to-shoe contact area - Wider bearing placement for increased rigidity - Slimmer, lighter axle - Low platform height for pedaling stability - Lightweight: 310g pair - Oval shape axle body housing for smoother mud & debris flow - Slimmer axle unit increases open space between bindings - Robust, dependable retention claws provide smooth engagement/release - Adjustable entry and release tension settings - Strong , durable chrome-moly spindle with 8mm hex wrench mount

The good friction. Speed and confidence come with better braking. Refresh or update the best brakes in the world with some new pads! Brake pads for your Dominion A4 come in 2 flavors: Sintered T100 Sintered metallic friction material provides maximum stopping power in wet and dry conditions. Semi-metallic T106 (aka free-range organic) friction material provides enhanced modulation and silent operation. Gluten-Free. Includes 2 pads, retention screw.

Get back on the trail with a quality replacement hanger. - Attachment hardware is sold separately - For use with 135x5mm hubs Specifications: - Size: Rear drive side, 135mm Q/R - Mounting location: Rear drive side - Attachment: Thru axle nut

The Problem Solvers Travel Agent amplifies your braking power so that you can mix road, mountain and cyclocross brakes and brake levers. Instead of buying new levers or brakes, just install a Travel Agent and you're good to go. This trick gizmo is made of quality 6061 aluminum and is available with and without a built-in adjustment barrel. It works with cantilever brakes, road dropped handlebars, and Shimano STI and Campagnolo Ergopower levers.

To keep your Avid brakes functioning properly, check your pads for wear and replace them when necessary. Organic compound pads are softer for quieter braking and increased modulation, while metallic pads dissipate heat better and last a bit longer. Two pads, one retraction spring and a mounting bolt are included (enough for one brake) in each pad set. And, choose an aluminum backing plate if you're really counting the grams.

SLX SM-CRM75 stiff and lightweight chainring delivers smooth pedaling over bumpy terrain. The SM-CRM75 chainring features SHIMANO DYNAMIC CHAIN ENGAGEMENT+ technology, which features special gear teeth profiles that deliver exceptional chain engagement and chain retention. - Special MTB gear teeth profile improves chain engagement and retention - Exchangeable single/double chainring - Crankset can be used as common component - Superior chain retention - Rider tunable

Original equipment hydraulic hoses for no-compromise brake performance. - 2000mm, black

Cane Creek's 10 Series has light, tough, and beautiful machined 6061 T6-aluminum cups, Cane Creek's corrosion-resistant black-oxide angular-contact bearings and quality seals throughout to keep the grease in and the dirt out. • Technical Description: EC34/28.6/H16/K|EC34/30 /H12/K • Top Type: EC - External Cup • Top Head Tube Inside Dia.: 33.95mm • Stem Clamp Dia.: 28.6mm • Top Stack Height: 16mm • Top Bearing Type: Black Oxide • Bottom Type: EC - External Cup • Bottom Head Tube Inside Dia.: 33.95mm • Crown Race Seat Dia.: 30.015mm • Crown Race Type: Polymer • Bottom Stack Height: 12mm • Bottom Bearing Type: Black Oxide • Material: 6061 aluminum • Weight: 88.29g

Hellbender bearings have an improved seal structure and are cross compatible with Cane Creek headsets.

- HG technology has chamfered inner plates to optimise shifting performance on HG sprockets - Durability is assured through the heat treatment of rollers, pins, and plates - Includes connecting link - Weight: 335 grams

Shimano 105 BR-R7000 road caliper brakes offer a clear contact feeling with balanced rigidity, weight and stopping power. - More predictable, linear braking curve - Narrower gap between arms - Compatible with wider 28C tire size - Clear contact feeling with balanced rigidity, weight and stopping power - Sleek design - Brake Mount Type: Short Reach Caliper (39mm - 49mm) - Brake Lever Actuation: Short Pull - Pad Type: Cartridge

Arm Pad Set for Bontrager aero bars that offers support and comfort in the aero position. - inForm BioDynamic products optimize natural position for sustained performance - Ergonomic pad shape for ideal pressure distribution and support - Dual density pad provides a firm base with softer upper layer - Velvety soft cover and dual density padding provide secure and comfortable feel - Vacuum tooled design provides a consistent pad wrap and clean aero look - Cradle offers a stiff aero-proven design to support rider and cheat the wind - Compatible with any Speed Concept bar as well as all Bontrager clip-on aero bars - Includes pads, cradle, and mounting hardware

Get back on the road with a genuine replacement fork for Electra Townie Go! 8D bikes. Color matched for direct compatibility.

Shimano XT CRM80 1x11 Chainrings - Hollow gear construction for optimized rigidity, weight, and rigidity - Durable teeth using plated steel construction supported by a carbon composite (CFRP) carrier body - Dyna-Sys11 HG-X11 11-speed chain compatible - Chainring BCD: 96 Shimano Asymmetric - Color: Black - Drivetrain Speeds: 11 - Material: Steel/Carbon - Ring Position/Type: Chain Retaining Single Ring - Tooth Count: 30

Get back on the road with a quality replacement hanger. - Attachment hardware is sold separately - For specific compatibility concerns, please contact our Customer Service team Specifications: - Size: Rear drive side, 135mm Q/R - Mounting location: Rear drive side - Attachment: 2-bolt - Weight: 12g

PD-R7000 NEW FEATURE - Carbon fiber reinforced resin pedal body - Wide contact area - 265g/pr (25g/pr lighter than PD-5800) BENEFIT - Optimum power transfer - Lightweight - Aerodynamic image - Color: CFRP - Average weight: 265 g - Road clearance: 31° - Binding: Single Sided - Cleat included: SM-SH11 - Optional cleat: SM-SH10 / SM-SH12 - Pedal Type: Road - Reflector: SM-PD65

Shimano Altus BR-CT91 cantilever brakes offer confident and reliable braking at a convenient price point. - Brake Lever Actuation: Short Pull - Brake Mount Type: Canti Studs - Material: Aluminum - Pad Attachment Style: Threaded Post - Weight: 204g

Heavy duty bolt-on aluminum seatpost clamp.

The forged alloy construction of the Bontrager Pro Blendr Stem delivers stiffness without compromising its light weight or sleek looks. Easy integration of lights, a computer, and more with the Blendr integration system make this stem a perfect upgrade for any bike. - Pro-level quality 31.8mm clamp diameter stem weighs less than many carbon stems - 4-bolt dual band clamp securely holds handlebar - Uses high-quality M5 corrosion-resistant faceplate bolts with 5.2Nm torque spec - Integrate accessories with included Blendr Pro base and Blendr XXX accessory mounts - Mounts intended for use with Ion and Trip, Garmin, GoPro and SRM accessories - Approved for carbon bars and steerer tubes - Safe installation requires 5mm spacer above and below stem - Included Blendr accessories: Pro Mono Base, Trip Computer mount, and High Ion Light mount

The fork you need. GENUINE REPLACEMENT PARTS Get back on the road with a genuine replacement fork. PRODUCT DETAILS - Original replacement fork - Color matched for direct compatibility

Cane Creek ZN40-Bearing 41.8mm 45 x 45 Zinc, Each from Cane Creek.

Our best flat pedal features replaceable traction pins and fully serviceable internals for lasting performance. - Dial in your preferred traction with tunable pin placement and contact height - Concave pedal body locks in foot placement for pedaling and descending - Durable axle spins on sealed cartridge bearings - Replaceable barbed traction pins - Pedal body is made from 6061-T6 aluminum - Install with 8mm hex wrench

• CNC machined from 7075-T6, one of the strongest alloys available today • Outer rings are made from 4mm thick material & inner ring from 5mm thick material for unsurpassed durability • Rings feature our patented S.H.I.F.T. technology, featuring hard-wearing steel S.H.I.F.T. chips for dual action up-shifts

SRAM's GXP PressFit Road Bottom Bracket Cups are the premium choice for getting the most out of every pedal stroke. They feature smooth bearings that keep drag to a minimum and seals that keep debris out. Plus, these BB cups press directly into the frame without having to be threaded in for reduced weight and enhanced durability.

Premium performance at down-to-earth prices. Judy now includes all of the 30mm MTB and E-MTB forks, with axle and steerer options to match any spec. Silver level forks give you stiff steel upper tubes and TurnKey lockout. Features - New graphics package with E-MTB endorsement option (15x110mm) - TurnKey lockout gives 'on/off' control - Fits Tires up to 2.8" (15x110mm) - Fast Black finished 30mm steel upper tubes couple stiffness and lightweight with a premium look - Plush, highly tunable Solo Air spring - Disc brake compatible - Offset: 51mm (29-inches) - Steerer Diameter: 1.5-inch Tapered

Profile Design's F-19 Replacement Pads are the correct ones for their F-19 armrests. These pads feature Lycra-covered medium-durometer foam and are held on with Velcro backing.

- MAX bearings are filled completely with high precision Grade 10 balls for maximum load capacity - No retainer means these bearings have 40 percent more capacity

RockShox 30mm Seal Kit for repair and maintenance of Rockshox suspension forks.

Road Pro Brake kits offer enhanced performance and style. Designed to work with and match Jagwire's Pro Shift kits, the Pro polished brake cables combined with their Slick-Lube liners dramatically reduce friction while Kevlar reinforced, compressionless brake housing delivers smooth, powerful braking performance. And with all needed parts included, Jagwire's Road Pro Brake kits are easy to install. - Pro level polished cables combined with Slick-Lube, Kevlar reinforced housing enhance braking performance - All parts needed for a complete brake cable and housing install on road bikes are included - Kits provide longer housing and cables for large frame with full housing or mechanical disc brakes

Shimano Deore M6000 Series 10-speed cassette. - Cogs: 11-13-15-17-19-21-24-28-32-36T

Serfas delivers superior comfort for those long days on the bike with their Dual Density saddle. The base absorbs shock while the top layer uses Silk-Tech Lycra to conform to your shape giving you frictionless comfort. The anatomic dip relieves pressure from sensitive areas, too. • Rails: Steel • Size: 279mm x 171mm • Weight: 565 Grams • Cover: Silk-Tech Lycra

Reliable and Durable 2-Bolt Cleat Small details make a big difference—especially when it comes to mountain biking. Worn-out cleats can lead to poor pedal function including premature or stubborn release. But swap on a new set of Shimano SM-SH51 Cleats and you know they're purpose-built to work seamlessly with nearly all Shimano SPD Pedals, delivering long-lasting performance thanks to their heat treated forged steel construction that will stand up to even the harshest riding conditions. Features: - Shimano SM-SH51 SPD Cleats come stock with all Shimano SPD pedals and are the go-to choice for mountain bikers, indoor cyclists, and anyone looking for a durable and reliable 2-bolt cleat. - Customizable: Engineered specifically to work with nearly all Shimano SPD pedals, which allow you to micro-adjust the spring force required to clip in and out of your pedals - Secure Engagement: Deliver 4 degrees of float, which assures just the right amount of movement while also providing a secure connection to your bike - Ease of Disengagement: Feature a 13-degree clip-out angle, allowing you to quickly get out of your pedals when the need arises - Built to Last: Made from heat treated forged steel that delivers durable long-lasting performance even under the most severe riding conditions PREDICTABLE ENGAGEMENT With 4 degrees of float, Shimano SM-SH51 Cleats permit just the right amount of movement for critical on-the-fly weight shifts while still delivering the secure cleat-pedal engagement needed to confidently tackle technical terrain. USER FRIENDLY Shimano SM-SH51 Cleats are compatible with nearly all Shimano SPD pedals, which allow you to micro-adjust how hard or easy it is to clip in and out, providing an unmatched level of customization. These cleats also feature a 13-degree clip-out angle, meaning with the simple outward twist of your heel you can quickly get out of your pedals when the need arises.

Designed for the most discerning, performance obsessed riders, SRAM's GX 2x11 Rear Grip Shifter features weight-saving construction and delivers outstanding speed and precision. SRAM's X-Actuation gives you precise and dependable 11-speed performance. This right-side rear shifter is compatible with SRAM's GX 11-speed derailleurs and cassettes. • Full metal, 11-speed indexing keeps shifting crisp and precise with Grip Shift • Three rows of ball bearings provide zero friction or play—reducing the force needed to shift and promoting long-term performance under all weather conditions with Grip Shift • Once the Grip Shift shifter and grip interlock securely, forged aluminum clamps on either end reinforce the assembly by locking tightly to handlebar • Weight: 144 grams

Run your favorite 31.8mm clamping diameter handlebar on a bike with Knock Block with the Rhythm Comp 31.8. It adds Knock Block compatibility to a durable stem with multiple lengths to let you fine-tune the fit to your ride. Get 31.8mm handlebar compatibility with your Knock Block system;Also compatible with standard headsets and spacers;Knock Block system protects frame from impacts by fork and handlebars by eliminating over-rotation of bars;Available in a wide range of sizes for today's mountain rider;See Service Parts for other Knock Block parts;