Hercules MS533B Hideaway Boom Stand Brand: HERCULES Height: 1070-2400 mm (42.1-94.5")Weight: 2.6 kg (5.7 lbs.)Base radius: 340 mm (13.4")Boom length: 780 mm (30.7") For instant microphone attachment, simply push the lever up or down to quickly mount the Quik-N-EZ Adaptor to the mic stand. It can be left attached to the mic clip for speedy setups. The new 2-in-1 Boom Clamp adjusts the boom length and angle at the same time. Simply loosen the knob and adjust to your desired position. Attach and detach the boom instantly.