This is a Genuine Clarks Brake Pad Our range of road brake cycle pads and blocks feature carrier designs that are compatible with all current brake systems as well as some of the less common older manufacturers calliper brakes. All the pads use non-abrasive compounds that will not damage wheel rims, as well as specialist compounds for performance braking surfaces such as carbon rims. 2 x pairs of CP100 (1 x Bike set) Features: Weinmann & Raleigh compatible. 35mm X pattern blocks.