Hope RX4+ SL Disc Brake Caliper - Front Flat Mount Direct +20mm Mineral Oil Type Silver MFPN=820-18-540-KIT Tightly packed center knobs are

Tightly packed center knobs are ramped for rolling efficiency

Drops angled out 4 degrees with 10 degree ramp angle

Ultegra 8000

The GA3 with Miniwing support is based on the well-established and proven design of the MTB-specific GA2 grips

Cadence signal of 40 pulses per revolution Size BB92

Hope RX4+ SL Disc Brake Caliper - Front Flat Mount Direct +20mm Mineral Oil Type Silver MFPN=820-18-540-KIT Tightly packed center knobs areThe 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