1. Customized capacity from 1 ton to 500 tons. 2. Custom deck configurations including built-in scales and lift/tilt/rotate capabilities. 3. Any kind of wheels (single flange rail wheel, double flange rail wheel, polyurethane, mcnamm, solid, super elastic or pneumatic) 4. Anti-explosion, anti-high temperature, anti-water, anti-dust, etc. 5.