Shimano Single Speed Freewheel SF-1200 | brown | 1/2 x 1/8" | 16-20T
Solid and very durable Shimano Single Speed Freewheel SF-1200 made of CrMo steel for hubs with English thread. The SF-1200 has wide teeth (1/8") and is therefore only suitable for wide (1/8") chains. Available versions: 16T, 18T or 20T.