The Wolf Tooth Ultralight Stem Cap and Bolt proves that details matter when you are building up a bike and the stem cap should not be overlooked. This ultralight and ultra-sleek stem cap fits flush with your stem or can be used with a spacer under it. It is precision machined out of 7075-T6 aluminum for the lowest weight without any performance compromise. Wolf Tooth Ultralight Stem Cap and Bolt Compatibility 1 1/8 top (straight 1 1/8 or 1 1/2 to 1 1/8 taper) steerer tubes only Wolf Tooth Ultralight Stem Cap and Bolt Specifications Weight: Total weight (cap + bolt): 8 grams (compare to a standard stem cap and steel bolt at 18 grams) Material: 7075-T6 Aluminum Includes: Black alloy bolt Torque spec: 7-8 NM tightening torque with light grease on threads only Made in the USA