Drivetrain Components

The Box Two Prime 9 Rear Derailleur is very similar to the Box One version however, to be more wallet friendly, it offers a non adjustable Tri-Pack Clutch, bushing pulleys and some muted finishes. Box Two rear derailleurs are still optimized for 11-50t cassettes and offer durability and performance for the most demanding terrain, just at lower price!

With precision sealed bearings and cold-forged, aluminum CNC machined cups, the Box One™ Titanium Square Taper bottom brackets are the best option for young BMX racers and other users. It is a three-piece crank in search of performance gains and weight savings. They have hollow, custom titanium-nitride-coated titanium spindles and carbon fiber center seals, helping keep the weight down between 185 and 190 grams (well below that of other square taper bottom brackets on the market). Other features include cups that are anodized black with anodized gold inner seals and a JIS tapered spindle that comes in either 108 or 113 millimeters. Weight Limit: 115kg (253 lbs) with limitations as per Category 2 of EN 16054:2012 Standard Features: - Precision Abec-5 Sealed Bearings - Lightweight Non-Structural Carbon Components - Extra Rigid Titanium Spindle Compatibility: - Box Five Square Taper Crankset Specs: Process: CNC-Machined Cups Material: - Spindle: Titanium - Cups: Alloy - Sleeve: Carbon Fiber Finish: Titanium Nitride Coated Spindle Type: JIS Square Taper Spindle Length: 108mm or 113mm Shell Width: 68mm Thread: 1.37" x 24 TPI Compatibility: BSA Threaded Weight [108-113] (+/- 5%): 199-204 g / 7-7.2 oz

Our Box Four tier is for those people who just want less fuss! You're fond of Prime 9, but know 8 is enough, and surely 11-42T is plenty of range for an 8-speed cassette. Our derailleur still has the Limited Slip clutch but now arrives with a more compact cage. The custom 8-speed chain is built for abuse, although it's sophisticated enough to have its own Wide/narrow chainring. Push through fewer gears with a no-nonsense shifter. This combo will transport you to 1 by territory for less than $200.

Our Box Four tier is for those people who just want less fuss! You're fond of Prime 9, but know 8 is enough, and surely 12-42T is plenty of range for an 8-speed cassette. Our derailleur still has the Limited Slip clutch but now arrives with a more compact cage. The custom 8-speed chain is built for abuse, although it's sophisticated enough to have its own Wide/narrow chainring. Push through fewer gears with a no-nonsense single shifter whose action is limited to one downshift per lever swing. This combo will transport your E-bike to 1 by territory for less than $200. INCLUDES - Box Four 8 Speed Single Shift Shifter - Box Four 8 Speed Wide Rear Derailleur - Box Four 8-Speed 12-42T E-Bike Cassette - Box Four 8 Speed 116 Link Chain Natural

The Box Four Crankset features a 2-piece design with an oversized bottom bracket interface. The 24mm spindle is pressed into the drive-side crank arm for durability and easy installation. The non-drive side crank arm features a 2-bolt pinch system for added strength. Our unique 4-bolt 104 BCD spider features a flex-resistant ring for optimum performance. Box Four Cranks feature steel pedal inserts that require pedal washers and external sealed bearing BSA bottom brackets, and both are provided in the box. Weight Limit: 115kg (253 lbs) with limitations as per Category 2 of EN 16054:2012 Standard FEATURES - Oversized Bottom Bracket Interface - Dual Pinch Bolts for Even Clamping Force - Spider with Flex-Resistant Ring COMPATIBILITY - Box Two Chainring - Box One Chromoly Chainring Bolts - Box One 7075 Alloy Chainring Bolts - Box Two 24mm bottom bracket - Box Extremum RacePrep bottom bracket

The Box One Prime 9 Rear Derailleur takes the advantages of our legacy 9-speed drive-train but adds the advancements of a modern 1 by; a fully adjustable Tri-Pack Clutch, and an x-wide cage optimized for an 11-50T cassette. Forged construction steps up the durability and performance to an unparalleled level. Suited for the most demanding terrain.

- 2-piece forged alloy crank arms with steel chainring and bolts - Compatible with 10, 11, and 12-speed 1x drivetrain systems - Includes 24mm outboard BB with 3 spacers to fit 73 and 68mm BSA threaded frames - Includes 32T steel 1x chainring - Spindle Type: 24mm - Weight: 946g (w/BB)

The Hawk 22mm cranks are fully heat-treated and feature 4130 chromoly crank arms made with custom forged tubing, investment cast oversize spindle bosses, and a wraparound spindle gusset for increased strength and rigidity. A 22mm hollow chromoly spindle and hollow chromoly spindle bolts helps shed weight without sacrificing strength. - RHD/LHD compatible - Bore: 22 - Spindle Material: Steel - Crank Arm Material: Steel - Crankset Style: 3-Piece - BB Style: Not Included - BB Included: No

- Stock for 07-08 Record and Chorus 10-speed compact and standard cranksets - Ultra-Drive ESP alloy chainrings with anti-friction treatment and ramps/pins - *Campagnolo compact rings are Ultra-Torque specific BCD - Color: Grey

- Drivetrain speeds: 10 - Double or triple: Double - Compatibility: Mirage/Veloce/Centaur - Brake lever actuation: Short pull - Weight: 368g - Composite body with anodized aluminum shift and brake lever - Ultra-Shift ergonomic hood design follows the asymmetry of the hand, increasing the contact area of the palm and offering multiple riding positions - Ergonomic brake lever features a high fulcrum, which allows for easier reach, better braking, and control in all situations. Includes a special insert for riders with large hands increases the lever distance by 8% - Ergopower Power-Shift rear controls can shift the chain simultaneously one sprocket up or three down. Front controls offer micro-trim adjustability for noise-free operation - Multi-density Vari-Cushion shock absorbing hoods offer greater softness in the palm area and greater rigidity in the gripping area - No-Bulge technology smooths the cable passage as the housing exits the controls - Set includes cables and ultra-low friction housing

Campagnolo's Chorus Cassette offers precise, fluid shifting for your 11-speed drivetrain. The teeth have been exquisitely engineered and machined from steel, then coated with a nickel-chrome surface treatment and mounted on an aluminum carrier for flawless shifts and excellent durability.

The Campagnolo Chorus 12-speed rear derailleur features 3D Embrace technology and 12-tooth pulley wheels making it suitable for all cassettes as the distance stays optimum on each individual sprocket, regardless of the cassette selected. - Embrace technology not only keeps the rear derailleur vertically aligned in the perfect position for each sprocket, it now makes the upper pulley wheel advance perfectly in the direction the bike is advancing - On rough roads, the spring positioned between the upper body and the pivot absorbs the vibrations, ensuring the chain always rests properly on the sprockets - The pulley wheels on the 12-tooth derailleur cage allow the chain to move more smoothly - The initial position of the rear derailleur can be adjusted to suit any cassette. - The rear derailleur is positioned further back, making it easier to slide the wheel out and replace it - Upper and lower body crafted from technopolymer that is reinforced with long carbon fiber for exceptional durability Specifications: - Largest Cog: 34 - Rear Derailleur Mount Type: 10x1 Standard - Chain Wrap Capacity (teeth): 37 - Cage Length: Medium - Rear Der/Shifter Compatibility: Campy 12-Speed Chorus/Record/Super Record 2019+ - Drivetrain Speeds: 12 - Weight: 240g

Steel sprockets with nickel-chromed finish. Built with one triplet and 8 single sprockets. - Includes lockring - 11-32t compatible only with medium-cage rear derailleur - Cassette Body Type: Campagnolo 10/11 Speed - Weight: 249g

Centaur Ergopower controls offer the same market-leading ergonomics found on leading professionals’ bikes, giving a secure grip in all conditions and ensuring optimal comfort for longer rides. The patented Campagnolo “1-lever-1-action” controls and the PowerShift mechanism guarantee crisp, accurate shifting, even under load. The PowerShift system allows the inclusion of a lever for EPS-style downshifting, ensuring great ergonomics and perfect control for the rider in all conditions. - Features 11-Speed Power-Shift shifting providing the ability to up shift 3 sprockets and down 1 - Composite lever body with alloy brake lever - Double curvature brake lever allows for engagement and modulation from any hand position - Includes genuine Campagnolo cables and housing - Vari-Cushion silicon hoods provide variable cushioning zones to optimize comfort,Grooved hoods allow water to drain away, improving grip in all conditions

Due to its unique optimization treatment, CeramicSpeed's Ultrafast Racing Chain saves you watts and improves your performance with free speed and unparalleled low friction. Our ultrafast racing chains are carefully selected from high quality suppliers and optimized by hand in Denmark. This ultrafast chain has been optimized for KMC 11-speed compatibility, to boost the efficiency of your entire drivetrain. CeramicSpeed UFO Racing Chains can save you between 2–5 watts on a distance of 600 km/370 miles. Apply CeramicSpeed UFO Drip after 600km to maintain your peak chain optimization over the life of the chain. Be aware that the UFO treatment is not optimized for wet and muddy conditions, which might cause corrosion on the chain. CeramicSpeed uses chains from high-end brands to which an optimization treatment is applied. The CeramicSpeed UFO Chains go through a multi-step process, which involves polishing, cleaning, and application of two layers of treatment to achieve the most efficient chain possible. The UltraFast Optimization process is not highly technical, but it is very time consuming. In The Box: - 116 link Optimized Chain - Quick Link - Single Use UFO Drip sample - Disposable Gloves - Sticker Sheet

The Easton Spider and Ring assembly features the Cinch Direct Mount System, making a swap between ring configurations a fast and simple procedure. This system also provides a significant weight savings by eliminating the material overlap and extra bolt hardware that is required for a traditional spider with chainring configuration. - EA90 Aluminum

Easton spider and ring assemblies for CINCH cranks.

The Tibia cranks from Eclat offer the function and simplicity of a two-piece design, but stay true to the proven splined design of three-piece cranks. The Tibia cranks feature a slim arm design, constructed of 4130 chromoly arms and spindle. The Tibia cranks go together smoothly, stay secure and won’t let you down. - Tubular heat-treated 4130 chromoly arms & axle - Strong, lightweight crank - RSD & LSD compatible - 2 sprocket bolt holes on each side - Microdrive compatible - Bore: 22 - Spindle Material: Steel - Drive Side Compatibility: Right and Left Hand Drive - Crank Arm Material: Steel - Crankset Style: 2-Piece - BB Included: No

The Spire Crank features a proven 2 1/2 piece system combined with a super-tough, box-section arm design that will remain stiff and dent resistant. A strong and reliable crank built to shred. - RSD & LSD compatible - Smooth and rounded ankle-friendly spindle boss - Bore: 22 - Spindle Material: Steel - Weight: 31.8oz - Drive Side Compatibility: Right and Left Hand Drive - Crank Arm Material: Steel - Crankset Style: 2-Piece - BB Included: No

The Maverick cranks offer strength and good looks in an ankle-friendly design. - Cold forged 7075-T6 alloy - One piece forged alloy crank arm for ultimate strength - RSD & LSD compatible - Heat treated chromoly inserts at pedal and spindle bosses - Compatible with spline and bolt drive sprockets - Hollowed design for reduced weight - Bore: 22 - Spindle Material: Steel - Weight: 34.6oz - Drive Side Compatibility: Right and Left Hand Drive - Crank Arm Material: Aluminum - Crankset Style: 3-Piece - BB Included: No

The Onyx cranks use an oversize super-hollow 24mm spindle, and a dependable 3-piece design with a super-strong invest cast spindle and pedal boss. These cranks are designed to take the strain, stress, and power of today’s most fierce riders. - Tubular heat-treated 4130 chromoly arms & axle - Strong, lightweight crank - RSD & LSD compatible - Investment cast pedal & spindle boss - Compatible with spline drive and bolt drive sprockets - Bore: 24 - Spindle Material: Steel - Drive Side Compatibility: Right and Left Hand Drive - Crank Arm Material: Steel - Crankset Style: 3-Piece - BB Style: Not Included - BB Included: No

- 42x30x7mm BB30 cartridge bearings housed in a press-fit, composite sleeve assembly for use with a BB386EVO or BB30 crankset in a BB386EVO or Press-Fit 30 (PF30) frame - Road sets include bearings, shields and a wavy washer - Mountain sets include bearings, shields and a spacer - Choose ceramic or stainless steel options

- Road sets include bearings, shields, c-clips and wavy washer for bearing retention/tension - Mountain sets include bearings, shields, c-clips and spacer - Choose ceramic or stainless steel options

FSA Super Road Chainrings are designed to provide flawless shifting, with minimal weight and unmatched durability. - Precision CNC machined AL7075/T6 alloy

The Omega crankset is where fashion meets function, combining sleek styling with robust industrial design elements. Updated 11-speed compatibility puts the latest shifting technology into an attractive, price-conscious crankset. - Die-cast aluminum crank arms are lightweight and durable - Chromoly chainring bolts - Fits Shimano and SRAM 10-11 speed systems - Number of Chainrings: Double - Pedal Spindle: 9/16" - Chainline/Hub Compatibility: 130 Hubs - Rings: 50/34 - Spindle Interface Type: FSA MegaExo 19 - Chainring BCD: 120, 90 - Bottom Bracket Included: No

To be in sync on a tandem is the essence of the experience. FSA's Gossamer tandem cranksets keep your timing perfect, and keeps the power going to the rear wheel where it belongs. The communication and balance? That's up to you and your partner. - Shimano and SRAM 10-Speed compatible

- Cold forged AL6061/T6 aluminum crank arms - Forged AL7050 BB386EVO spindle - AL7075 100% CNC chainrings - Chromoly chainring bolts - Fits Shimano and SRAM 10-11 speed systems

Not ready for carbon? The Gossamer Pro Modular AGX+ is a high-end crankset for alloy lovers. The cold-forged aluminum arms are heavily scalloped for the maximum strength-to-weight ratio. Thanks to the adaptable BB386 EVO 30mm spindle, this modular system will fit a wide variety of frames with a range of BB standards. - Cold-forged alloy spider - CNC-machined alloy spindle - Chromoly chainring bolts - Q-Factor - 154mm - Chainline - 47mm - BCD - DM/90mm - Chainrings - 46/30T - 656 grams (46/30T x 170mm)

Featuring lightweight, low friction ceramic bearings and lightweight alloy cups, the FSA Light Mega Exo Ceramic Road Bottom Bracket keeps you spinning smoothly mile-after-mile with weight savings to create a highly efficient drivetrain.

Gates Carbon Drive CDX Front belt drive rings are crafted with 6061 aluminum and work well for high-mileage touring or rugged off-roading. - Constructed of 6061 aluminum - 11mm pitch - CDX CenterTrack belts, cogs and rings do not interchange with any part of a CDC/CDX MudPort system