Magura Julie Disc Brake Pads and Cotter Pin,DiscoB Performance 4.1 Endurance 4.2 Brand: DiscoBrakes Semi-metallic Medium Density Pads including Spring(s) One Pair of Disc Brake Pads (2 pads and 1 cotter pin) Semi-Metallic compound suitable for all weather conditions Compatible with Performance 4.1 and Endurance 4.2