Wolf Tooth Premium IS52 Aero Headset for Semi-Internal Routing

Wolf Tooth Premium IS52 Aero Headsets for Semi-Internal Routing are designed and machined right here in our Minnesota headquarters with aircraft-grade 6061 aluminum. They are designed to have an ultra-low stack height, to be lightweight, and durable. Our headsets have three levels of industry-leading custom sealing to protect bearings from the elements and prolong the life of the headset. Available in a seven Color Shop anodized finishes. Premium Headsets with Enduro stainless steel bearings carry a lifetime warranty on the bearings. Compatibility Designed for semi-internal cable routing to allow the use of standard 1-1/8" stems and headset spacers with bikes that use an IS52 upper / lower headset and a 1-1/8” to 1.5” tapered steerer tube. Only compatible with frames designed for through-the-headset routing. Use the compression plug that comes with your fork. Sold as a complete upper and lower IS52 Headset. Enduro stainless steel bearings included. Includes 2x 0.3mm plastic shims to help dial in headset compression if necessary.