ZTTO MTB Single Speed Cassette Single Cog Gear 16T 17T 18T 19T 20T 21T 22T 23T Freewheel K7 Cassette Bicycle BMX Sprocket
$36.62
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Brand Name: ZTTOFreewheel Speed: 1Material: AluminumGear Teeth: 12 - 18TModel Number: csrnSensitivity: 108 Soundsis_customized: NoComponents: FreewheelFlywheel Adjustable Gear Number: 1-speed
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