Performance IS Upper Headset S.H.I.S. Stem Clamp Diameter:28.6 Threadless an air intake system for

an air intake system for ventilation

thanks in part to its Hand Made Ultra-Light Carbon (HULC) construction

it is tubeless native

The Fatbar is the ultimate aluminum downhill race handlebar

Performance IS Upper Headset S.H.I.S. Stem Clamp Diameter:28.6 Threadless an air intake system forWolf Tooth Performance Headsets are machined out of aircraft grade aluminum and assembled with Black Oxide Cartridge Bearings, balancing quality and price. 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