Diamond 'Factory' Brake & Clutch Lever Set - Including FREE Remote Brake Span Adjuster! For Aprilia RSV4 APRC, 2009-'10 Models - All variants. As used by the Official Aprilia team in the BSB British 1000 Superstock Championship. Diamond factory levers are the strongest, lightest and most comfortable lever we've ever produced. Designed to be used with OEM master cylinders. Manufactured from precision milled 7076 aluminium with stainless steel components throughout. The deep black hard anodised finish provides supreme surface wear resistance and highlights the stunning quality of workmanship. The improved lever blade design is more suited to the natural curvature of the riders fingers, eliminating unnecessary strain on hands – one of the leading c.