R & R Bikes offers Multi Speed Cassette Freewheel for Bicycle. R & R Bikes has obtained an ISO 9002 certification. Multi Speed Cassette Freewheel for Bicycle is available in standard/hyper index/dual index models. Multi Speed Cassette Freewheel for Bicycle is made from low carbon steel, accurately machined and carbonitrited to give a wear resistant surface, for smooth functioning and long life. It is available in black/golden/nickel plated finished form. It is also available in 8-speed, 9 speed mega drive 12-34T.