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This is an updated version of the Oversized Pulley Wheel System for Shimano 9100/9150 and 8000 SS/8050 SS. This new design has an integrated stop tower for easier mounting. The CeramicSpeed Oversized Pulley Wheels System has been proven to be the fastest pulley system in the world, providing energy savings starting at 2.4 watts compared to standard Shimano systems. The OSPW System for Shimano 9100/9150 and 8000 SS/8050 SS is an industry-leading product, chosen by many of the world's leading cycling teams and professional triathletes. It features a 13-tooth upper pulley wheel and a 19-tooth lower to provide absolute optimization of the rear derailleur, and these oversized aluminum pulley wheels come fitted with either standard or coated CeramicSpeed Bearings: your choice. The Shimano 9100/8000 OSPW system is compatible up to a 32 tooth cassette for both Dura Ace & Ultegra derailleurs The typical overall power savings of the OSPW System for Shimano 9100/9150/8000 is 30%-60% over a stock setup. The oversized pulley wheels have lifespan that is 3-5 times longer than the commonly used standard pulleys on the market. Please note: The OSPW System for 9100/9150 and 8000 SS/8050 SS is NOT compatible with Ultegra 8000-GS or 8050-GS (medium cage) derailleurs, nor with the clutch-equipped Ultegra RD RX800 & RX805. Choose CeramicSpeed's OSPW X for Shimano RX800/805 for a compatible RX800 & RX805 version. For a compatible upgrade for Ultegra 8000-GS or 8050-GS choose their Pulley Wheels for Shimano, 11s NW. In The Box: - A complete 13-tooth/19-tooth OSPW System - CeramicSpeed Bearing Oil in 15ml dropper bottle

Size specific composite platform pedal with optimal shoe/pedal interface. - Optimal surface area - Minimal profile 13mm thin - 9 hex traction pins per side - Premium bearings & seal system - Stamp large recommended for shoe sizes: 10-15 (us) // 43-49 (eu) - Body Material: Composite - Footprint: 111mm x 114mm - Hex Traction pins: 9 per side (mounted from back) - Inner Bearing type: Igus LL-glide bearing - Outer Bearing type: Enduro cartridge bearing - Spindle Material: Forged scm 435 chromoly steel - Warranty: 5 years - Weight: 329g per pair

The WCS C220 stem is easy to install and remove thanks to a press-fit handlebar clamp interface and forward-facing hardware. - The handlebar clamp design creates a more secure interface by wrapping a full 220 degrees over the handlebar - Bolt forces are aligned with the clamp so that the stem body embraces the handlebar which is less prone to damaging lightweight bars - Clamp design allows for a lighter faceplate and stem body with no sacrifice in strength or stiffness

- Dual density TPE lock on grips with integrated single clamp design - Circular microtexture pattern provides superior grip in wet or dry conditions - Soft, yet durable compound offers maximum control and vibration dampening - 132mm length with 30mm diameter grip area - 80g per pair

Dimension cassettes feature Shimano/SRAM compatible spacing, precise fitment for crisp shifting, and easy installation with standard tools. They're a perfect replacement for worn out cogs. Constructed of steel cogs and lock ring. Cassette Cogs: - 11 – 28T: 11-12-13-15-17-19-21-24-28 - 11 – 32T: 11-12-14-16-18-21-24-28-32 - 11 – 34T: 11-13-15-17-20-23-26-30-34

The Elite X4 Mountain Stem is instantly recognizable because of Thomson's legendary style, and with strength to spare, this stem is more than just a pretty face. Made from a solid, one-piece block of 7000-series aluminum, the X4 combines exceptional strength with light weight for durable, solid steering control to tame the toughest trails. It has a four-bolt clamp design and reversible graphics, so your X4 looks great whichever way you run it.

Origin-8's Pro Fit Threadless Headset is made of light and durable aluminum and boasts smooth and long-lasting sealed cartridge bearings. It also sports nice laser-etched logos.

The Shimano Deore XT CS-M8100 12-speed cassette is optimized with rider-tuned wide-range and close step gear combinations for MTB excellence. - Shift ramp designs provide fast and smooth shifts by HYPERGLIDE+ technology - Light and stiff construction reduces cassette inertia resulting in faster acceleration and increased chain security - Designed with a Shimano Micro Spline body that features smaller and more widely distributed splines to limit cog damage on freehub - Cassette Body Type: Shimano Micro Spline - Cassette Cogs: 10-12-14-16-18-21-24-28-33-39-45-51 - Drivetrain Speeds: 12 - Range: 10-51

- XTR M9120 brake lever and M9120 4-piston hydraulic disc brake caliper - Increased stopping power & improved modulation for greater dowhnill confidence and control - Additional contact point on handlebar increases stiffness by 8% vs BL-M9020 - Quicker engagement & shorter, adjustable free stroke - ServoWave technology - Toolless adjustable reach - Pre-assembled with SM-BH90-SBM high power hose - Includes N04C metal pads w/ fins - Weight: 385g per side (lever, caliper, hose & RT-MT900 rotor)

The Odyssey Medium Monolever is a favorite with its familiar feel, smooth edges and variety of handle options. - Fits 7/8" bars, has a hinged bracket, and does not include cable knarps

• Unicycle-specific seatpost

Aluminum headset stack spacers precision cut to ensure proper headset function. - Precision cut for proper function

Shimano's new FC-RX600-11 crank balances weight and efficiency for mixed-terrain riding. Gearing options cater to the specific demands of gravel riding, with tighter gear steps for maintaining optimum pedaling cadence. The 2x11-speed crank is available in a 46-30T or 40T chainring combination and 170, 172.5, and 175mm crank arm lengths. - Wider gear range for long tours or unknown terrain - Optimum gearing for mixed terrains and riding styles - Gear combination: 46-30T, 40T

Monarch Plus provides traction-gaining suppleness, giving you more control over any type of terrain – all in a lightweight bombproof package. Proven Rapid Recovery, DebonAir and Solo Air technologies come standard for this lightweight big hitter. Now with twice the rebound range, Monarch Plus allows you to take your riding to levels you never thought possible with a short and mid travel air shock. - WEIGHT: 335g - DAMPING: External rebound, 3-position compression (Open, Pedal, Lock) - CONFIGURATIONS: 190x51mm, 200x51mm, 200x57mm, 216x63mm - REBOUND DAMPING: Rapid Recovery - SPRING: DebonAir, High Volume Solo Air, Standard Solo Air - SPRING ADJUST: Air pressure via single schrader valve - SHAFT MATERIAL: 7075 aluminum - BODY MATERIAL: Hard anodized, forged aluminum with sag gradients - BODY FINISH: Fast Black - OPTIONS: Also available in 195x46mm, 195x51mm, 216x57mm, 216x63mm with Specialized mount, 210x60mm with Trek mount - OTHER: *Weight based on RC3 216x63mm, standard air can, no hardware

Combine a proven shape, proven width, proven materials and a take-no-prisoners approach, and you’ve got the new Carbon 7050 Descendant riser bars. They are stiff, tough, dependable, and give you all the comfort and positive steering feel you could want. Descendant series bars are the new normal for comfort and control. - Material: Al-7050 - Width: 760mm - Backsweep: 7-degrees - Rise: 20mm - Upsweep: 5-degrees - Colors: Black

This individual left Microshift ADVENT brake only drop bar lever matches other externally-routed microSHIFT drop bar shifters for a clean aesthetic.

- Slim and lightweight nylon composite body built tough for DH and enduro riding - Concave shape and 9 replaceable pins per side for secure foot engagement - Durable chromoly steel spindle - Sealed cartridge bearing for smooth long-lasting performance - Weight: 380g

3-D forged AL6061-T6 alloy construction - 40mm stack height - 4 bolt front loading faceplate design

Ergon SMC mountain bike saddle. Further refined for even more comfort, the orthopedic foam is thicker, softer and creates a large contact area. Features a flat seat for dynamic sitting in different positions without tilting effects. - Orthopedic padding provides enhanced support and optimal pressure distribution - Provides optimal pressure distribution for sit and pelvic bones, the contoured surface area helps prevent saddle discomfort - The relief channel helps to avoid numbness and provides increased protection for soft-tissue areas

- Ergonomic Shifting Operation Without Stress - Shimano Synchronized Shift - Low Profile Rear Derailleur Design - Shimano Shadow Rd - Race Endurance For Less Damage In Crush - Maintains Compact And Smooth Appearance - Maximum Sprocket: 30T - Minimum Sprocket: 11T - Maximum Front Difference: 16T - Total Capacity: 35T

Wheels Manufacturing hangers are stiffer than almost any OEM hanger, which improves durability and shifting performance. - OEM hangers are only produced by a handful of manufacturers, mostly in Taiwan and China. As a result, you will see many bikes with exactly the same hanger. Bicycle manufacturers may make mid year changes. Please use the hanger photos to select the proper hanger for your application. - These hangers DO NOT INCLUDE attachment hardware with the exception of QBP # FS1561 (DROPOUT 399) - CNC machined 6061 aluminum - Made in the USA

Dimension 25.4 Stem is a fully forged 6061-T6 aluminum stem with 4-bolt handlebar clamp. - 2-D forged AL-6061-T6 - Four-bolt handlebar clamp - 41mm height - Dimension stems are not intended for use with carbon handlebars or carbon steerer tubes - Weight: 130g-180g

The 40-Series is the workhorse of Cane Creek's headset line-up. Representing the balance of performance, durability, and value, the series incorporates all the features necessary for a robust, lightweight, long-lasting headset. Integrated bearings fit directly into compatible head tubes without the need of a bearing press. - Sealed black oxide bearings - Carbon-friendy compression ring captured in top cover, keeping shims in place - Steel crown race with integrated seals - Interlok spacer compatible - Uses 36/45 degree crown race and compression ring - Compatible with tapered 1-1/8" to 1-1/2" steerer tubes, or straight 1-1/8" steerers with a conversion crown race (sold separately)

Origin-8's Alloy Ramped Chainrings are CNC-machined in the USA out of tough, light and durable 6061-T6 aluminum and are compatible with 8-, 9- and 10-speed drivetrain components. They have ramped teeth and are pinned for superior shifting and durability, and feature an attractive and corrosion-resistant black anodized finish.

Proven cross-compatibility applied to an ultra-lightweight, durable AL-7075-T6 chainring. Highly CNC'd technical finish. Available to match Helix cassette colors, SRAM™ compatible 3-bolt design. A technology first. Combine with the chain, derailleur/shifter of choice without a change in chain retention quality. Build a dream rig with more freedom and spec creatively. Available in bold colors to match the popular e*thirteen Helix R Cassettes, Plus 35 Stems, and Quick Fill Plasma Valves. - Save weight, keep your drivetrain options open, and use the chain you want - 3-Bolt Direct Mount design for use with SRAM™ 3-bolt direct mount compatible cranks - Cut from billet AL-7075 for the highest strength and wear resistance - SRAM™ and Shimano™ 11 and 12 Speed Chain Compatible - Extensive CNC machining for lightweight and looks that kill - Available in 5 bold Ano colors and 4 sizes 28/30/32/34t - Match and personalize the way you want? - E*thirteen QuickConnect Direct Mount rings include 1mm spacers which allows them to be run on legacy cranks (TRS/LG1/XCX) as well as Helix and Helix R cranks - 3-bolt direct mount chainrings fit SRAM and other similar interface cranks - Tooth profile

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

- Machined AL6061 alloy construction - Center sleeve for use with Revolvr outboard bottom brackets - Converts 68/73mm outboard bottom bracket to a 100mm or 120mm fat bike model - Seals and protects the bearings from harmful contaminants - Center sleeve only: Revolvr outboard bottom brackets sold separately

Slick stainless cables undergo a polishing process to further remove imperfections. This creates a smoother surface with lower friction than PTFE-coated cables. With no coating, these are highly durable and compatible with all performance housings and lubricants. Typically used on high-end bikes, by riders wanting improved performance. Pro Polished cables eliminate the need for flaky coatings with an innovative polishing process to reduce friction and improve performance. - Polished stainless steel construction for low friction - Compatible with all performance housing and lubricants - Cables are tinted gold for easy identification

Size specific magnesium platform pedal provides optimal shoe/pedal interface. Details - Magnesium pedal body for weight reduction - Optimal surface area - Minimal body profile - 16mm thin - Concave pin profile & 10 adjustable pins per side for grip - Premium bearings & seal system - Stamp small recommended for shoe sizes: 5-10 (us) // 37-43 (eu) - Stamp large recommended for shoe sizes: 10-15 (us) // 43-49 (eu) - Serviceable, pedal refresh kit found here Specs - Adjustable pins: 10 per side - Body material: AM60B Magnesium Alloy - Endcap: T15 - Footprint: 114mm x 111mm - Inner bearing type: Igus Bearing - Max rider weight: No restriction - Outer bearing type: Double Cartridge Bearing - Shoe size: US 10-15 // EU 43-49 - Spindle material: Forged SCM 415 Chromoly Steel - Warranty: 5 years - Weight: 386g per pair

Odyssey Twisted PC pedals-extremely simple, lightweight, inexpensive and famously durable plastic-bodied design.Often duplicated but never replicated. - High-strength plastic composite