Check the listing for details. Wolf Tooth Premium Headset - EC34/30 Lower, Ultraviolet Purple. Color: Purple, Condition: New. Listed at 77.12 USD. Wolf Tooth Premium headsets are machined out of aircraft grade aluminum and feature high-end bearings made by Enduro. They are engineered to use the largest possible ball size and are filled with high-pressure waterproof lubricant. A pair of dual-lip seals ride in micro-grooves to keep out water and debris.Stainless Steel Bearings provide unparalleled corrosion resistance. Highly recommended if your headset will be exposed to wet conditions or sweat. Custom molded dual-lip seal on the crown race to protect lower bearing in the toughest conditions. Lifetime warranty. Item Specifications: Lower Stack Height, 12.25, S.H.I.S Lower, EC34, Color, Ultraviolet Purple, Bearing Type, Stainless Steel, Crown Race, 30, Weight, 37,.