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Speedline Cro-mo Rear BMX Race Cogs are a perfect addition to the Speedline Killer Buzz Hub, Supercross Quick Twitch, Pro LT or any Shimano® Compatible BMX Race Hub.
They are CNC'd with a built-in spacer and feature 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, 17t and 18t
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