National NBT50128, 50 USt, 128' Main Boom, 26' – 45' Jib. Mtd on a Peterbilt 567 Chassis, X15 / 565 HP, Auto Trans, Front Disc Brakes, Locking Rear Axles, and Wheel Ends, Alum Wheels, AM/FM Radio, Bluetooth Capable, and much more.