Versatile, low cost boom features adjustable length positioning for extended microphone range. Two piece boom extends 24"-39". The boom features a metal swivel clamp with protective rubber insert and an easy grip knob for vertical alignment. Adjustment for the main and extension boom include a thumbscrew/brake system to provide secure positioning and prevent tube marring. Tube assemblies are manufactured of CRS and terminate in the standard 5/8"-27 tyhread pattern. Satin finish.