... mouting between girder and legs, life time safety connection.8)Double flanged or flat wheels, anti-friction bearings, cellular buffers, derailment ... crane as following: 1.MH Model Single Girder Gantry Crane, Capacity From 1ton -20ton 2.MG Model Double Girder Gantry Crane, Capacity ... From 5ton-50/10ton 3.U Model Double Girder Container Gantry Crane, Capacity From 5ton -50/10ton 4 ...