Chris King riders have, for years, paired their headsets, bottom brackets and hubs together to provide a few, classy pops of color to their bikes. The King Seatpost Clamp adds that simple visual cue at the top of your bike to compliment the rest of your Chris King components. - Aluminum collar with stainless steel bolt, washer, and barrel nut - Available in multiple color options to match other King components - Clamp Height 15.88mm and Clamp Height to Inner Lip 14.35mm - Made in the USA with a Lifetime Warranty - Material: Aluminum - Color: Matte Black - Type: Bolt-On - Diameter: 34.9