Hope RX4+ Flat Mount Caliper - Mineral Oil - Red R1 Wind tunnel testing to validate

Wind tunnel testing to validate our CFD modeling and further refine the bike's aerodynamic properties

Packaged in a tough toolbox with tray insert and small compartments to protect your investment

5-micron wool regulates temperature across changing conditions

GOOD FOR THE PLANET

The G-ONE RX completes the R PRO line

Hope RX4+ Flat Mount Caliper - Mineral Oil - Red R1 Wind tunnel testing to validateThe 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