Giant Tri-Comp V-Brake Replacement Pads feature a triple compound which maximizes braking power, removes dirt and reduces noise. Features: Triple compound and tread pattern for maximizing braking power, reducing noise and shedding dirt Great braking power in dry and wet conditions Ultra-light 6061 T6 forged holder design Compatible with Shimano, SRAM, TRP 21696: Replacement triple-compound V-brake insert