RaceFace Bosch G4 Direct Mount Hyperglide+ eMTB Chainring 55mm Chainline - 36t Steel Requires Shimano 12-speed HG+ Chain BLK SRAM HRD Material: 6061-T6 aluminum spacers

Material: 6061-T6 aluminum spacers

which is optimized for SRAM Flattop chain

The injected-Carbon Cuff is shaped to match the natural shape of the foot for maximum stability and power transmission

SRAM Force XG-1270

while the hinged external cuff offers stability and control for exploring off-trail

RaceFace Bosch G4 Direct Mount Hyperglide+ eMTB Chainring 55mm Chainline - 36t Steel Requires Shimano 12-speed HG+ Chain BLK SRAM HRD Material: 6061-T6 aluminum spacersRaceFace Bosch G4 Direct Mount Hyperglide+ eMTB Chainring (55mm Chainline) 36t Steel Requires Shimano 12 speed HG+ Chain Black. The RaceFace Bosch Gen4 Hyperglide+ steel chainring mounts directly to Bosch Gen 4 Performance Line CX E bike motors offering a minimalist look and long wearing performance. Only compatible with Hyperglide + chains and Bosch Gen 4 Performance Line CX motor Designed for use with 12 speed Shimano drivetrains Narrow Wide tooth