If you need the a motor that will cover most mirror balls, large or small, then the HD MB40KG is the motor you are looking for.

Supporting mirror balls up to 39 inches (1m) and up to 89 pounds is an easy task for this motor. Let your mind be at ease knowing that your mirror ball is safely supported by the HD MB40KG motor.

ADJ HD-MB4KG Mirror Ball Motor, MB-DMX-II, M-103HD, M-101HD and more!