Motore elettrico a vite senza fine in metallo albero filettato destro DC 12V 50RPM
Out Shaft: 8mm shaft and threaded end to fit a M6 tightening nut. Threaded shaft. (3)When install gears/sprockets/pulleys on the output shaft, don't unusual strike. When fix motor, screws. Mounting: M6 screw holes, include 3 screws.