CHAUVET DJ 12 Mirror Ball Comes with motor ring The MB-12 Mirror Ball from Chauvet is 12" in diameter with a motor ring molded into the unit Ideal for the smaller-sized room or event, it'll bounce and spin, creating a shower of glistening beams when hooked up to any motor for disco balls For 360 of spinning light, use two pinspots, on each side The MB-12 Mirror Ball from Chauvet is 12" in diameter with a motor ring molded into the unit