SPEAKER STAND ADJUSTABLE HEIGHT - From 40 to 72 inches. Secured with sturdy metal safety locking pin STURDY BUILD - Made from steel, reinforced joints, and anti-corrosion paint. The Capacity is 100 lb. UNIVERSAL MOUNTING - 35mm pole diameter mounting option that fit most PA speakers & studio monitors. ANTI SLIP DESIGN - Tripod leg distribute weight evenly. Non slip rubber caps for superior stability. LOCKING SAFETY PIN - Knob style tension locking system & sturdy metal pin for safe raise & lowering.