The Force1 is part of SRAM's superb road/gravel hydraulic disc brake range Force 1 HydroR brake lever features and all new design, with revised ergonomics for better finger wrap. Enjoy seemingly effortless braking regardless of terrain or condition. New internals with a new bleed port for easier access New master cylinder design featuring new seals and a new piston design Left hand lever - options for front (950mm hose) or rear (1800mm hose) brake operation Direct mount caliper ISO 4210 compliant.