This Clutch Adaptor for Double-Alpha Turbo Disk/Mark7 CF is 3D printed from very hard-wearing Nylon12, using advanced SLS technology. The part fits onto the Mark7 motor shaft and the base of the DAA Turbo plate, and includes long threaded inserts for the included, longer M5 bolts. Simply replace the lower clutch piece supplied with the DAA Turbo plate, reassemble using the supplied longer bolts, and you are good to go!