Shimano MX66 Bmx Single Cassette Cogs Steel, 15 Tooth

Replacement cogs for Shimano cassette hubs (or other 1 gear applications, like singlespeed MTBs) Fits standard Shimano cassette bodies Steel 3/32" NOT FOR USE WITH 1/8" CHAINS | Shimano MX66 Bmx Single Cassette Cogs Steel, 15 Tooth