Hope RX4+ Flat Mount Caliper - DOT Fluid - Orange GSULT Performance endurance bikes

Performance endurance bikes

Paired with a DZero or DFour DUB power meter spider and a DUB bottom bracket

If you lose or break your keys

Ultra-Torque system: titanium semi-axle for maximum rigidity and optimal power transfer

When braking or steep descending

Hope RX4+ Flat Mount Caliper - DOT Fluid - Orange GSULT Performance endurance bikesThe RX4+ caliper supersedes the RX4 caliper and builds on 25 years experience designing and manufacturing hydraulic disc brakes and transfers the knowledge and skills acquired into the world of Road and Cyclocross dropbar brakes. A precision CNC machined monobloc design results in a stiffer caliper to give unrivalled feel and modulation. Features Mineral Oil Caliper will have Bore Caps with an M etched. Calipers to suit dropbar set ups Flat Mount