Kool Stop Thinline Threaded Carbon Brake Pads Description: The Kool Stop Thinline Threaded Carbon Brake Pads were designed to maximize pad contact surface as well as to work easily in tight braking clearances. This pad has a hardened rigid internal backbone that helps pack a lot of performance into a small space. This compound was developed specifically to work with carbon rims. Features: Low Profile Hardened and Plated reinforced steel backbone Patented Angled tip plow Water grooves Knurl-lock(TM) washer system Self tow in Specifications: Pad Contact Width: 9.1mm Length: 71.8mm Weight: 2oz (55g)