Blackspire Super Pro Middle Ramped ChainringThis Chainring from Blackspire has been made from lightweight and durable CNC machined 7075-T6 aluminium for long-lasting quality, without unnecessary weight. Featuring 4 bolts, and a bolt circle diameter of 104mm, it benefits from strategically placed stainless steel pins to enhance shifting for a smooth and even performance. Features:Material: CNC machined 7075-T6 aluminiumBolts: 4 boltsBolt Circle Diameter: 104mmCompatibility: 9/10 speed Weight: 226gBuy Blackspire Component from Chain Reaction Cycles, the World's Largest Online Bike Store.
Modified shifter gates & special profiles to allow 9-/10-speed chains to shift hassle free. The middle ring is cut from thicker 0.190 plate to prevent the chain from falling between the granny & middle ring.
Blackspire Super Pro Outer Ramped MTB Chain RingThis quality CNC machined chainring has been designed with modified shift gates to increase shifting performance. This chainring also has strategically placed stainless steel pins, which further increase shifting accuracy.Features:Bolt Circle Diameter: 104mmSpeed: 9 and 10-speed compatibleMaterial: CNC 7075 T-6 anodised aluminiumBuy Blackspire Components from Chain Reaction Cycles, the World's Largest Online Bike Store.