M4 / Enduro E4 / DH 4-Pot (4 pads)M4, Enduro 4, 4-Pot DH, Four Piston DownhillSpring(s) IncludedContains Kevlar® brand fibre developed by DuPontKevlar is a high strength synthetic fibre which dramatically improves the performance of these medium density pads and gives excellent braking power M4, Enduro 4, 4-Pot DH, Four Piston Downhill