Blackspire snaggletooth nw cinch chainring boostthis top quality chainring delivers all the benefits of blackspire's highly sought after tooth profile for phenomenal 1x drivetrain performance. Constructed from cnc'd 7075 t 6 aluminium for a low weight and durability, this round shaped model is specifically designed to be used with any cranks which feature a raceface cinch interface. When working in tandem with modern clutch derailleurs, the possibility of chain drops is eradicated, making for a strong and confidence inspiring experience. Features arm material cnc'd 7075 t6 aluminium chainring material anodisedtooth profile narrow wide compatibility 9, 10, 11 or 12 speed cranks which use a raceface cinch interface frame compatibility 148mm boost shape roundbuy blackspire components from chain reaction cycles, the world's largest online bike store.