Black Label Series v3: CNC'd Chainring - 46t , 48t , 49t , 52t

High-quality, CNC&';d alloy track chainrings from our popular Black Label component series. Chainrings are 144BCD, available in 46t, 48t, 49t, and 52t. [FEATURES] TOOTH COUNT: 46, 48, 49, 52 CHAINRING BCD: 144 Designed to work with any 144 BCD crankset Risk-Free Purchase - State Bicycle Co. offers FREE EXCHANGES* -If this item doesn&';t work out, we&';ll send you a return label and exchange for free!