The Manfrotto Black Mega Boom 425B is the largest boom in the range, remote control of pan, tilt and rotation of laminar plus geared telescopic extension. Combination of black zinc steel and black anodised aluminium tubes. Supplied with carrying bags. 2 sections (diameter: 45, 55mm). Folded length: 220cm. Minimum extension from stand attachment: 50cm. Max extension from stand attachment: 320cm. Suggested stand: Wind-up series.