Description The Kool Stop MTB Mountain Brake Pad is a top choice for mountain bike direct pull brakes. The curved design allows this longer more rigid pad to contour the rim for better brake performance. Features: Hardened and Plated reinforced steel backbone Patented Angled tip plow Water grooves Knurl-lock™ washer system Rim Friendly Compounds Specifications: Weight per pair: 61.9 grams Overall length: 78.5 mm Pad contact width: 8.5 mm Pad Types Available: KS-MTTB Black KS-MTTSA Salmon About Kool Stop’s Brake Compounds Black – Kool Stop’s standard compound which is great for all weather conditions, but designed for dry condition riding. Salmon – Kool Stop’s most famous Salmon compound is also one of their most aggressive compounds for extreme all weather conditions especially in the wet, but still superb in the dry.