G05S-RX is a disc brake pad with resin wear surface and steel backing plate without cooling fins. Resin brake blocks are quieter than metal blocks and are suitable for all brake discs. Compatible with older XTR brakes, XT, SLX, Deore, Alfine and 2-piston disc brakes. Compared to the G03S model, the service life has been extended by approx. 40%. these brake pads perform reliably in both dry and wet conditions.