Parts

Shimano's new FC-RX810-2 crank balances weight and efficiency for mixed-terrain riding. Gearing options cater for the specific demands of gravel riding and to maintain tighter gear steps for maintaining pedaling rhythm. The 2x11-speed crank is available in a 48-31T, 40T, and 42T chainring combination and 170, 172.5, and 175mm crank arm lengths. - Gravel gear ratios preserve riding rhythm over rough surfaces with wider tires - Optimum gearing for mixed terrains and riding styles - Wide-range double - Gear combinations: 48-31T, 40T, 42T

A streamlined design with fewer moving parts and better seals makes for a dropper post that performs consistently and requires less maintenance. The updated Bontrager Line Dropper Post is easy to set up and now even easier to service. The cable-actuated hydraulic locking design provides proven functionality for bikes with internal routing. - Remote cable actuation with ergonomically designed under-bar lever - Air-sprung hydraulic locking cartridge offers infinite adjustability within dropping range - Keyed chassis prevents rotation for a stable ride - 2-bolt rocker head with micro adjustment allows for easy saddle tilt adjustment - Internal cable routing keeps housing tucked away and free from moving wheel - Includes cable, housing, and 1x under-bar remote lever - On-Bar Drop Line Universal Lever sold separately - Frame must be compatible with internally routed seatpost routing

- 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)

Shimano's 105 Dual Control Levers let you easily shift and brake without ever taking your hands off the handlebars. The short-stroke shifting is so telepathic you'll be in the gear you want almost before you realize you shifted. Plus, the robust design offers excellent durability and the hoods are ergonomically contoured for top comfort.

With an integrated chain stabilizer mechanism, the Shimano GRX derailleur provides a quieter experience with shifting security and precision on mixed terrain. For rides on smooth surfaces, the derailleur features and ON/OFF switch for the chain stabilizer. The RD-RX817 Di2 version offers the digital precision of Shimano electronic shifting, as well as synchronized shifting and is compatible with MTB cassettes with a max cog size of 42T. - Adjustable, gravel-tuned chain stabilizer prevents chain slapping and drops - Switch stabilizer ON/OFF to match the terrain - Silent and uninterrupted rear shifting on rough terrain - Compatible with current road Dual Control Levers - High cog: Max. 11T/Min. 11T - Low cog: Max. 42T/Min. 40T - Total capacity: 31T

With a low-profile Flat Mount design, the Shimano GRX BR-RX810 hydraulic disc brakes provide greater control for mixed-terrain riding. The Shimano GRX Dual Control Lever delivers light and responsive shifting for mixed-terrain riding. The ergonomic shifter design improves comfort, and the textured, anti-slip brake lever increases control on bumpy terrain. - Excellent heat dissipation - Flat mount and anti-mud specification - Convenient tool access - Simple wheel replacement - Easy and clean bleeding system - Never hesitate to tackle rough surfaces - Simple set up and maintenance - Gravel inspired lever and bracket ergonomics - Anti-slip brake lever - Greater mixed-terrain control - Same light shifting operation as top tier road systems

The internally routed post uses a mechanical lock to keep the post in place and a low-pressure air spring to return to post to maximum extension. Due to the lack of oil and static seals; the post operates in below-freezing temperatures making it a good choice for fat bikes and cold weather riding. - Hunter Head two-bolt design fits standard and 7 x 9 mm Carbon Rails - Actuation cable easily (and tool-free) disconnected with Quick Connector for easy post removal. Uses standard shifter cable and housing - Extreme changes in temperature may require a user to follow the tool-free brake reset procedure for optimum function - Adjusting the air pressure will change the return speed of the post. 20-40 psi range - Remote sold separately