The KMC S1 is a single-speed chain suitable for use with any single speed drivetrain such as BMX, Fixie, and other single speed bikes using 1/8" rings and cogs. Formerly known as the Z410 chain.
Size: 1/2" x 1/8" x 112L
BMXGuru.com / C&W Cycle
702 North St.
Morenci, MI 49256
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