Description The Kool Stop Supra 2 Threaded is an updated design of the original Supra. This is one of Kool Stop’s most popular rim pads and offers a thicker friction material for longer life. Features: Hardened and Plated reinforced steel backbone Patented Angled tip plow Water grooves Knurl-lock™ washer system Self tow in Available only in Threaded Rim Friendly Compounds Specifications: Weight per pair: 60.6 grams Overall length: 66.5 mm Pad contact width: 9.1 mm Pad Types Available: KS-SUP2B Black Kool Stop’s Brake Compounds: Black – Our standard compound which is great for all weather conditions, but designed for dry condition riding.