Chainring Raceface BOSCH G4 DIRECT MOUNT HYPERGLIDE+ EMTB CHAINRING (52MM CHAINLINE) - 34T, STEEL, REQUIRES SHIMANO 12-SPEED HG+ CHAIN, BLACK part name: Chainringpart make model: RacefaceBOSCH G4 DIRECT MOUNT HYPERGLIDE+ EMTB CHAINRING (52MM CHAINLINE) - 34T, STEEL, REQUIRES SHIMANO 12-SPEED HG+ CHAIN, BLACKbike part approved: