Wolf Tooth headsets are machined in the USA with aircraft-grade 6061 aluminum. Our Performance Headsets are built with Enduro black oxide bearing and have a one-year warranty. 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. These IS headsets are for frames with molded-in internal bearing cups. Compatibility Any frame that uses IS (Integrated Standard) headsets with 52mm lower outer bearing diameter Uppers and lowers sold separately. Enduro black oxide steel sealed bearings included For the guide to determine which headset you need, click here. Tech Specs Lower Assembly IS lower headset consists of a bearing and crown race only. The crown race is black anodized and not visible when installed. Custom over-molded dual-lip seal on the crown race to protect lower bearing in the toughest conditions. Headset components precision machined in-house at Wolf Tooth from aircraft-grade aluminum to ensure the highest level of quality. Service and additional parts available.
