Available in 2 choices of compound: Sintered cycle disc brake padsClarks sintered cycle disc brake pads use harder compound pad with increased carbon content. Sintered pads are designed to deliver maximum performance under stress and extreme conditions. Consistent through sustained riding they are ideal for hydraulic brake systems. Organic cycle disc brake padsClarks organic cycle disc brake pads are specifically designed to give the best performance under normal conditions. The organic compound gives improved noise reduction as well as increased ‘bite’. Recommended for use with Mechanical Systems. Model Compatibility: VX852C/VRX852C CLARKSClarks M1, M2(Batch 'L'),C2 RACE SERIES, M3, CMD-22, CMD-22FM, CHM-8, SHIMANOBR-M9000, BR-M9020, BR-M987, BR-M985, BR-M8100, BRM8000, BR-M785, BR-M7100, BR-M7000, BR-M675, BR-M666, BR-M6000, BR-M615, BR-S7000, BE-CX77, BR-RS785, BR-R785, BR-R517, BR-R317, BR-CX75, BR-R515, BR-R315, DEORE BR-M6100, AFLINE, BR-S700,BR-RS785, BR-R785,FSAK-Force DB-TX-9000, Afterburner DB-TX-9150 Please note if you are purchasing for a Clarks M2, check the serial number found on the inside of the lever blade. Serial Letter 'L' uses a VX/VRX852, Serial letter 'O' uses a VX/VRX811 pad. Supplied with spring clips where applicable