Turntable for Truck Trailer and Heavy Duty: 1.Size Range:400mm~1308mm 2.Axial Load:0.3ton~25ton 3.Certificate:ISO9001:2008. Trailer Turntable for truck trailer and heavy dutyRunmax has made turntables for semi-trailers, full trailers and tractors for more than 20 years.3 types of turntable are available from our company: Z type, UA type and UB type.Our turntables have been widely used in European ...