Hope RX4+ Disc Brake Caliper - Front Flat Mount Direct +20mm Mineral Oil Type Silver CheckoutSpec= Presta Valve High efficiency Single Action pump

High efficiency Single Action pump with thumblock lever

Rings 32Number of Chainrings Chain Retaining SingleDrivetrain Speeds 12Chainring BCD Direct Mount SRAM 8-BoltChainline/Hub Compatibility 141/148 Boost HubsColor Black/SilverCrank Length (mm) 155Crank Intended Use MountainBB Included NoPedal Spindle 9/16"Spindle Interface Type SRAM DUBDefined Color Black

Bolt Size 8mm Spherical Bearing Frame Mount 21

The Interlock Chain Breaker is designed for use only with the Shadow Interlock chains

Hope RX4+ Disc Brake Caliper - Front Flat Mount Direct +20mm Mineral Oil Type Silver CheckoutSpec= Presta Valve High efficiency Single Action pumpThe Hope RX4+ mineral oil type caliper builds on 25 years of experience designing and manufacturing hydraulic disc brakes and transfers that knowledge into the world of road and cyclocross drop bar brakes. A precision CNC machined monobloc design results in a stiffer caliper to give unrivaled feel and modulation. Monobloc design creates a stiffer caliper reducing the fuzzy lever feel and brake pad rub Slimline 4 piston lightweight design provides