Designed specifically for American made motorcycles H.LS Rear Sinter Compound is OE replacement and upgrade for bikes with sintered pads. Designed for modern high performance, sport and big touring bikes. Sintered compound formulated for low wear, high thermal stability and excellent brake feel. Class-leading, high performance, developed in racing and fine-tuned for street use. Excellent for stainless steel or cast iron brake discs/rotors. Seperate Front (H.HS) and Rear (H.LS) compounds for ideal brake balance, lasting rear pad wear, less rear wheel lock-up.