Car trailer, towing ball couplings for unbraked single-axle trailers up to 750 kg. Car trailer, towing jaw/towing ball coupling for unbraked single-axle trailers. Towing hitch, 60 mm round tube/towing jaw - distance of the bore 90 mm screw connection, vertical, parallel, coupling claw pull jaw 50 mm square, including matching impact protection made of soft PVC and square. trailer. The quality is manufactured towing ball couplings by the specialistic. Bearing load scale, universal towing ball couplings for trailers up to 750 kg. For unbraked trailers Description: Tow ball couplings for unbraked single-axle trailers up to 750 kg, for diameter 90 mm drawbar connection / pull tube (round), ball diameter 50 x 60 mm coupling claw towing jaw 50 mm square, including matching impact protection made of soft PVC and square. The quality is manufactured hitch ball couplings by the specialistic. tests and tests are confirmed in the laboratory of DEKRA AG. Specifications: Product type: towing hitch. Precise product type: coupling. Maximum load: 750 kg. Hole spacing: 90 mm. Materials: galvanised. Box contents: 1 x towing ball coupling