Hisonic Professional Tripod Speaker Stand, 43"- 81" adjustable, LK306 Heavy-duty aluminum speaker stand weighing 7 lbs. supports up to 150 lbs Rugged black aluminum design with large adjusting/tightening knobs. Height adjusts from 43" to 81" for vertical flexibility Positive clamping system features a safety support pin for extra safety 90 days money back guarantee and 1 year limited warranty