The StemCaps Base- A Revolutionary Custom Bicycle Stem Caps System

The heart and soul of the Stem Caps System. Our CNC machined bicycle headset stem cap covers are made from 6061 aluminum and produced in Texas.
START HERE to see what StemCaps base you need! The heart and soul of the Stem Cap System. Our patent pending CNC machined headset covers are made from 6061 aluminum and produced right here in Lockhart, Texas. Buy one to replace your current headset cap then purchase any of our snap-on Stem Cap Covers to complete the Stem Caps System.   These work on Giant OVERDRIVE 2 headset systems, and certain Canyon road bikes. If you have questions regarding compatibility with your bicycle, please email us at jason@

START HERE to see what StemCaps base you need!, The heart and soul of the Stem Cap System. Our patent pending CNC machined headset covers are made

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START HERE to see what StemCaps base you need!, The heart and soul of the Stem Cap System. Our patent pending CNC machined headset covers are made

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