Patented TeleLock collar safely lowers and raises heavy speakersIncluded leveling legExtra heightPatented tripod designOversized, heavy-wall aluminum tubing100% field-serviceable partsTall, heavy-duty standPortable, versatile, and reliableLimited lifetime manufacturer's warrantyIncluded, integrated speaker socket adapter accommodates 1-3/8" and 1-1/2" socketsAdjustable height: 5' 2" to 9' 2"Weight: 10.2 lb.Base diameter: 62"Telescoping tube diameter: 1.5"Adapter diameter: 1.375"Load capacity: 15 Among the best-selling speaker stands in history! The TS-99BL features the innovative TeleLock locking rig, which assists in raising and lowering the stand while the speaker is on it. The TS-99BL adjusts to 9' 2". The adjusting collar lets you easily raise, lower, and lock your speakers or lighting toys — just click the ring to the "Raise" or "Lower" setting, then easily guide the speaker up and down. These strong stands won't let you (or your speakers) down, as it can easily support up to 150 lbs. The TS-99BL is incredible for outdoor gigs where the ground might be a bit uneven, as it sports a built-in leveling leg for more support.