EXCESS COG

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Speedline Cro-mo Rear BMX Race Cogs are a perfect addition to the Supercross Quick Twitch , Pro LT or any Shimano® Compatible BMX Race Hub. They are CNC'd with a built in spacer an d are heat treated Cro-mo for maximum strength. The cogs are 3/32nd Width only, but work with 3/32nds and 1/8" chains. Available in 14t, 15t, 16t, and 17t Show more