Fix that flat on that 18 inch freestyle or race bike with a quality CST tube. We have the standard car valve type for fresstyle wheels, and presta valve (french valve) for the skinny 18 inch race wheels. Grab a couple while you're shopping. Always handy to have in the tool bag.
CST 18INCH TUBE / 18INCH
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View AllCST 18INCH TUBE / 18INCH / Black / 1.75 Inch