RaceFace Bosch G4 Direct Mount Hyperglide+ eMTB Chainring 52mm Chainline - 36t Steel Requires Shimano 12-speed HG+ Chain BLK ModelNumber=K1585 Flange No Color Gum Length

Flange No Color Gum Length 137 Defined Color Tan Grip Shift Specific No Shape Round Weight 136 Lock On Yes

6 Thickness 5

Flange No Color Red Length 145 Defined Color Red Grip Shift Specific No Shape Round Weight 129 Lock On Yes

Machined logo on bar clamp

Industrial cartridge sealed bearings

RaceFace Bosch G4 Direct Mount Hyperglide+ eMTB Chainring 52mm Chainline - 36t Steel Requires Shimano 12-speed HG+ Chain BLK ModelNumber=K1585 Flange No Color Gum LengthRaceFace Bosch G4 Direct Mount Hyperglide+ eMTB Chainring (52mm 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