Hope RX4+ SL Disc Brake Caliper - Rear Flat Mount Direct, +20mm, Mineral Oil Type, Purple crank-arm-fixing-bolt leaving the rider to simply

leaving the rider to simply focus on the ride

51T max cog size

Includes 15mm and 17mm inserts to accommodate most handlebars

stays and arrows to extend protection and for cable wear protection or other uses

Logic WCS uses angular-contact cartridge bearings with a lifetime guarantee

Hope RX4+ SL Disc Brake Caliper - Rear Flat Mount Direct, +20mm, Mineral Oil Type, Purple crank-arm-fixing-bolt leaving the rider to simplyThe Hope RX4+ mineral oil type brake caliper has been refreshed as the RX4+ SL. The RX4+ SL caliper retains a precision CNC machined monobloc design that results in a stiffer caliper to give unrivaled feel and modulation. In addition, it now features a new bore cap that adopts the narrower design first introduced on the GR4 and TR4 to reduce overall caliper width and improve compatibility with a wider range of frames. It now also incorporates the