The ProX X-MS12 Speaker Stands are a Twin Pack Monitor Pair of adjustable studio monitor stands. The adjustable height of each stand is from 35"-55" 100lb weight capacity. The X-MS12 monitor speaker stands are black powder coat finish, each weighing 16lbs. All ProX professional speaker stands are essential for on the go musicians, mobile DJs, and anyone who needs quick, reliable and convenient monitor speaker setup.