Hope RX4+ SL Disc Brake Caliper - Post Mount Mineral Oil Type Black Weight-908g Unique cylinder offers optimum resistance

Unique cylinder offers optimum resistance to picking and reinforced sleeve over crossbar for additional security

Total Volume 3

For a comfortable

Measure trainer at the widest setting and measure the bike frame width at the rear hub

Tested to ASTM 3 / ISO MTN Length 400 Material Aluminum Clamp Style Standard Rails Offset (mm) 0 Color Black Diameter 27

Hope RX4+ SL Disc Brake Caliper - Post Mount Mineral Oil Type Black Weight-908g Unique cylinder offers optimum resistanceThe 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 bleed