Cane Creek Headset Preload Assembly Kit Gold • Machined top cap 7075 series alumium preload bolt • Steel/alumium hybrid star fangled nut • 16 grams, 50 percent lighter than a standard preload assembly • Top Cap - 7075 T-6 Alumium - Gold Anodize • Star Nut - Steel Thread Housing Aluminum Wings • Fits 11/8th Steerers and Stems