Features:

EZ Adaptor automatically expands from 35mm (1.38 inch) to 40mm (1.57 inch) to fit different sized speaker bottom holes.
Quik-N-EZ AutoLock height adjustment.
Aluminum tubing for strength and lightness.

Height: 117-210 cm (46.1-82.7 inch)
Weight: 3.62 kg (8 lbs)
Base diameter: 132 cm (52 inch)
Load capacity: 45 kg (99.2 lbs)
Folded size: 125.5 x 15 cm (49.4 x 5.9)