Aluminum Plate for MSC Clutch - Front is machined from premium Swiss 7075 T6 and also hardened with a black final area therapy. This lightweight slipper clutch meal has machined relief areas which reduce the friction surface to aid with clutch fall modification. Aided by the brand new plate, the stress of this dish is on the circumference the clutch pads, which increases efficiency. Fits XB4'20-21