Model G2640 kick-leg, gantry head with 18″ dia. roller and push button controls and dual safety bars. System builds trusses from 12″ to 24″ depth and up to 40′ in length with built-in camber, side-eject, with air clamping, dual park areas. Twin 5 h.p. drive systems, 85lb.crane rail, includes festooned cable/power supply line with single support mast. 230/460v, 3 phase, 90lb+ PSI air required.