Aluminum Plate for MSC Clutch - front component is machined from premium Swiss 7075 T6 and hardened with a black colored final area therapy. This lightweight slipper clutch dinner has machined relief areas which reduce steadily the friction area to assist with clutch autumn modification. Coupled with brand-new meal, the stress with this dinner is in the circumference the clutch pads, which increases effectiveness. Fits XB4'20-21