Wolf Tooth Premium IS41Upper 5mm Black

IS headsets are for frames with molded-in internal bearing cups.

Premium Headsets with Enduro stainless steel bearings have a lifetime warranty.

Wolf Tooth headsets are machined in the USA with aircraft-grade 6061 aluminum. Our headsets have three levels of superior custom sealing to protect bearings from the elements and prolong the life of the headset. They are designed to be lightweight, strong, and durable.

Compatibility

- Any frame that uses IS (Integrated Standard) headsets with 41mm upper and 52mm lower outer bearing diameter
- Uppers and Lowers sold separately