SHIMANO Ult-SL 6650 2x10sp chainring, 110BCD - 34t gry Bolt Pattern: 5-BoltChain Compatibility: Shim/SRAM 10Chainring BCD: 110mmChainring BCD: 110mmChainring Speeds: 2x10spChainrings Material: AluminumComponent Color: GrayComponent Color: Ice GreyPosition: InnerTooth: 34t