Wolf Tooth Premium IS Headset Upper Part - 1 1/8" - IS41/28.6/H7 - raw silver

Wolf Tooth headsets are machined in Minnesota with aircraft-grade 6061 aluminum. They are designed to be lightweight, strong, and durable. The 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 variety of colors. These IS headsets are for frames with molded-in internal bearing cups. Premium Headsets with Enduro stainless steel bearings have a lifetime warranty on the bearings.

Compatibility of the Wolf Tooth Premium IS Headset

• Any frame that uses IS (Integrated Standard) headsets with 41mm upper and 52mm lower outer bearing diameter.
• Uppers and lowers sold separately
• Enduro stainless steel sealed bearings included
• Upper headsets ship with a star nut which can only be used on forks with steel or aluminum steerer tubes. For forks with carbon steerer tubes you will need a compression plug (sold separately). (Never use a star nut on a carbon steerer tube).

Features of the Wolf Tooth Premium IS Headset Upper Part

• Ultralight Stem Cap with Integrated Spacer plus an aluminum bolt and a star nut
• 7mm stack height top cover (7mm cover = 8mm total stack)
• O-ring seal prevents water intrusion around steerer tube
• Custom-molded upper lip seal provides additional protection for upper bearing
• bearing top cap outer diameter 45.8 mm