... lasso synchronous telescopic crane boom, basic arm length 4665 mm, the 12000 mm long arms outstretched, the hydraulic oil cylinder level a leg ... oil cylinder vertical a leg, horizontal a span 2300 ~ 5700 mm legs, three bridge support, get on double-sided operation, the 360 ... machineryAs follows, 2012 hot sale, 10 ton new crane with long telescopic boom