50 Ton Battery Powered Track Rail Transfer Trailer . The Rail Transfer Trailer Is Designed For Transporting Heavy Cargoes Or Equipment Within And Without Workshops To Perfect Steerable Transfer Cartrease Production Efficiency. They Are Most Suitable For Many Fields Such As Metallurgy, Foundry, Casting And Injecting Factory, Manufacturing Industry, Paper And Plastic Processing Factory, Seaport, New Factory Construction, And So On.