Description
Details
A long lasting and durable hybrid material off-road sprocket made from an aluminum inner core and a steel outer ring.
Has a unique flat face design keeps weight to a minimum and means the TwinRing's as narrow as a regular chainwheel.
Inner Ring is high strength Ultralight 7075 T6 Aluminium. Outer Ring is an Electroless Nickel Coated steel Outer is expanded at 200 °C and then fitted to inner, creating a permanent bond for the life of the sprocket
