Shimano H03C brake pads with cooler, for 4-piston brakes, metallic - MTBIKER.shop
Amazon.com : Shimano Metal PAD(H03C) W/FIN & Spring W/Split PIN : Bike Shift Levers : Sports & Outdoors
Amazon.com : Inkesky BR-08 Disc Brake Pads Compatible with Shimano H03C and Sur-Ron - Metal with Cooling Fin for 4-Piston Caliper - 2 Pairs : Sports & Outdoors