The K&M 21302 Hand Crank Speaker Stand features a heavy-duty steel construction, 35mm diameter tubing, and hand-crank adjustable height mechanism that adjusts between 4.44-7.05 feet (1355-2150mm). Easily mount and adjust height for speakers or a lighting truss with an integrated M10 thread connection. Its locking push button mechanism and plastic clamps ensure stability for loads weighing up to 66.13 lbs (30 kg). The wide, tripod base and rubber feet keep the entire stand stable.