KFI Products Steel Rear Sprocket - 48-53T - 106210

Made from 1050-88 hardened steel plate
CAD design allows for the maximum removal of weight while keeping core strength
Steel teeth last up to 3 times longer than aluminum
The only laser cut sprocket in the market, giving unparalleled fit on the wheel
Larger tooth radius reduces chain friction and extends chain life
Silver zinc base layer is combined with an additional black oxide outer layer to prevent rust