Blackspire Snaggletooth Shimano MTB Chain RingThis 12 speed chainring is specifically designed for intense MTB riding as it gives you incredible torque power and control on the toughest rides. It features a rock-solid aluminium construction, which has been put through a CNC-machining process to deliver maximum strength without adding any unnecessary weight to your mountain bike. Coming equipped with the highly sought after narrow/wide Snaggletooth profile, this chainring can be combined with any modern day clutch derailleur without worrying about dropping your chain. Features: Material: CNC-machined 7075-T6 Aluminium Use: MTB Speed: 12 speed Compatibility: ShimanoBuy Blackspire Components from Chain Reaction Cycles, the World’s Largest Online Bike Store.