Brand ABSOLUTEBLACKItem type ChainringBCD Ø104 mmPosition SinglespeedTeeth 38TBoost compatible NoRound/Oval RoundHoles 4 holesSpeed 1x10/11/12 speedRecommended bolts (Chainrings bolt: part. no: BOLT4S - not incl.)Material Aluminium 7075Riding type MTBFits crankset SRAM, Shimano RaceFace, FSA etc.Color BlackOther Narrow wide