Strength and endurance. The finest materials and manufacturing processes... glass reinforced polycarbonate fittings, drawn aluminum tubing, and two-step anodizing... durable and dependable lightweight tripods that last a lifetime. Sturdy lightweight aluminum tripods for secure support of speakersand lighting equipment. Available in black or silver finish; with tote bags. All Ultimate tripods accommodate 1-1/2" and 1-3/8" (adapter included) sockets. The TS-90 Series stands feature 150 Lb. capacity. 3'8" - 6'7", 7lbs.