Professional air-cushioned black aluminium speaker stand supplied with a screw locking system, a steel security pin and “Air-cushioned” air-damped release device to grant a flexible, fast and easy adjustment. 1) SECURITY LOCK - Threaded screw locking device for height-adjustment and security pin. 2) NYLON BASE - Nylon base with the 3-foot assembly. 3) SCRATCH-PROOF INSERTS -Steel security pin with screw locking device equipped with scratch-proof insert for maximum protection. 4) “AIR-CUSHIONED” SYSTEM - Air-damped release system to grant a fast and easy adjustment. 5) ANTI-SKID FOOTCAPS - Anti-skid natural rubber footcaps. Base dimension : Ø 110 mm Weight : 3.25 kg(7.166lb ) Pipe dimension : Ø 40 x 1.5 mm 35 x 1.2 mm Load capacity : 70 Kg(154.350lb ) Minimum Height : 1470 mm(57.874inch ) Maximum height : 2180 mm(85.827inch ) Colours Available : Black anodized aluminium