Wolf Tooth Precision Headsets are machined in the USA out of aircraft grade aluminum with superior sealing for protection against the elements. These IS headsets are for frames with molded-in internal bearing cups.

• Enduro stainless steel sealed bearings
• Signature 5 mm integrated spacer plus stem cap with an aluminum bolt and a star nut
• O-ring seal prevents water intrusion around the steerer tube
• Custom molded upper lip seal provides additional protection for upper bearing