Cassette

Track Cog

Part$30

Surly track cog in hardened chromoly steel with 1.375" x 24 tpi threading. Designed for track hubs; while the threads match BMX freewheel hubs, track-specific application is required.

Specs

Material415 hardened chromoly steel

Thread1.375" x 24 tpi

Buy at mikesbikes.com

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