Brake pad set front Duo Sinter Racing/Carbon BMW S1000RR HP4, 2 pads needed per caliper unit, pad thickness 8.1mm, plate thickness 4.0mm, fits to M4 calipers as well. These dual sinter/carbon brake pads offer a high initial bite and a linear brake performance. Although showing a high friction level there is an extremely low pad wear for maximum durability. Also to be used with OEM brake discs. Our recommendation for the race track. Weight: 0.24 kg. Note: 2 sets of brake pads are required per bike. 2 single brake pads for one caliper.