The Manfrotto 425B Mega Boom is the largest boom in the Manfrotto line. Movements, including pan, tilt, rotation, and the telescopic extension of the boom arm, are controlled by smooth-operating geared crank handles. This two-section Mega Boom has a 12' maximum extension. It features a maximum payload of 13.23 lb at maximum extension and 66.14 lb at minimum extension. It has dual receptors, Junior (1 1/8") and Baby (5/8"). An empty counterweight bag is included.