Turntable Can be same design as JOST, RIMA, BPW but much cheaper. Turntable(slewing ring) for semi-trailers and fully trailers. .. ........Material in cast ironCapacity from 6 tons to 100 tons.Can be same design as JOST, RIMA, BPW but much cheaper.Single row, double row or 3 rows.Four types: UA, UB, U and ZWe can produce them according to your drawing/specification.Part No. ...