Original equipment pads from SRAM for no-compromise disc brake performance. Details: Aluminum backed organic pad is quiet and lightweight Steel-backed POWER organic pad offers powerful braking Steel-backed organic pad is quiet Steel-backed sintered pad offers powerful braking Each pad kit includes two pads, a pad spreader spring, pad pin, and clip Compatibility: SRAM Guide & G2 brake pads fit the following SRAM brake calipers: SRAM Guide T SRAM Guide R SRAM Guide RS SRAM Guide RSC SRAM Guide Ultimate SRAM G2 R SRAM G2 RS SRAM G2 RSC SRAM G2 Ultimate Avid Trail