Superlight Alloy Organic Semi-Metallic brake pads Shimano 2011-2013 XTR, XT, SLX, BR-M987, BR-M985, BR-M988, BR-M785, BR-M666, BR-M675, Di2 Ultegra Road Disc and CX , BR-R785, F01A, F03C, G01A, G03C FSA Full Speed Ahead K-Force Afterburner