COMPATIBILITY | SHIMANO XTR BR-M9100 SHIMANO ROAD R9170, R8070, R7070, R4770, RS805, RS505, RS405, RS305 SHIMANO GRX RX810, RX400 TEKTRO HD R350, R310 Ventilated Pads. Organic Compound. Aluminum Backing Plate with Heat-Sink Technology. DPad™ has been developed by CRODER® for outstanding braking performance. DPad™ can increase the brake power performance up to 20% which means cyclists can enjoy a safer and quieter journey with a shorter braking distance.