Clarks 52mm Replacement Carbon CartridgeThis new range of brake pad offers outstanding quality incorporating advanced material compounds and innovative pad design. The unique features of these products bring the rider a confidence unsurpassed.Features:• All excess material has been stripped away to create the lightest pad profile• Pad compounds have been formulated to give improved performance• Pad surfaces and tread patterns have been designed to maximize water dissipationSpecification:• CPS200 CARB 52mm Cartridge for carbon rims Shimano Dura Ace, Ultegra, and 105, Avid, Tektro & Campagnolo.• High performance compound• Water and dirt dissipation grooves.Buy Clarks Components from Chain Reaction Cycles, the World's Largest Online Bike Store.