The Black-Ops Micro Drive Sprocket is CNC machined from 6061 T6 aluminum. It is designed for use with 1/8" chains. The sprocket has a 15/16" (23.8mm) bore (compatible with 1-piece cranks) and includes adapters for 19mm and 22mm 3-piece cranks.
BMXGuru.com / C&W Cycle
702 North St.
Morenci, MI 49256
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