Performance IS Upper Headset - IS41/28.6 Upper - 7mm Stack

Performance IS Upper Headset

Wolf Tooth Performance Headsets are machined out of aircraft grade aluminum and assembled with Black Oxide Cartridge Bearings, balancing quality and price.

Key Features

• Black Oxide Bearings are made from chromium steel for high load capacity, durability and corrision resistance
• Ultralight stem cap with integrated spacer, plus 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
• Bearing top cap outer diameter: 45.8mm