Renthal Sprocket Rear Black 51T Alloy 7075 T6 Grooved Tyre Width_145mm The new version of the

The new version of the acclaimed MICHELIN Road tyre

Offset slotted ends make it easy and quick to use

Mount inline or across the seat / rear rack

ester-based lubricant

Renthal Sprocket Rear Black 51T Alloy 7075 T6 Grooved Tyre Width_145mm The new version of theRenthal sprockets feature a specially developed nickel chrome molybdenum alloy steel which is case hardened and core refined to give the ultimate combination of strength and hardness. Grooved sprockets have cut outs at the bottom of the tooth to allow the escape of mud that would otherwise be trapped between the sprocket and the chain. This prevents tension from being placed on the chain and the resulting accelerated wear Using advanced computer