The K&M 21435 Adjustable Speaker Stand features a rugged steel construction, durable non-marring locking mechanism and height adjustment of 4.33-6.62' (1320-2020mm). Its 1.37" (35mm) diameter tubing easily mounts speakers weighing up to 77.16 lbs (35 kg), and a compact clamp with a patented push-button system delivers user-friendly stand height adjustment. Fixed foot end caps guarantee stability and safety Lasered bore holes and durable, robust plastic saddle washers prevent scratching of the finish Locking screw provides additional stability and vibration-free speaker mount Material Steel Height 4.33 - 6.62' (1320 - 2020mm) Load Capacity 77 lbs (35 kg) Dimensions Tube Diameter 1.37" (35mm)4.8 x 5.55 x 45.66" (122 x 141 x 1160mm) Weight 12.12 lbs (5.5 kg) Packaging Info Package Weight 14.55 lb Box Dimensions (LxWxH) 47 x 6 x 5"