Item Type: Trailer Receiver TubeMaterial: Cast steel, iron galvanizedSurface Treatment: Sprayed plasticSquare Tube Size: Approx: 50x50mm/1.96X1.96inInstallation Size: approx: center distance 85x45mm/3.34x1.77in, aperture: approx: 13.5mm/0.53inTotal Height: Approx: 155mm/6.10inBolt Aperture: Approx: 18mm/0.7in (with matching bolt)Application: Suitable for trailer, camping RV 1Stable Connection: The receiver can be connected to the trailer to better secure RVs, transport boats, and high strength to ensure a stable journey. 2Sprayed Plastic Surface: Trailer bumper hitch receiver is made of sprayed plastic treatment surface, exquisite craftsmanship and upgraded design bring you reliable use effect. 3Application: Receiver mounting size center distance is 85x45mm/3.34x1.77in, hole diameter is 13.5mm/0.53in, and suitable for trailer, camping RV. 4Anti Rust: Trailer receiver tube is made of cast steel, iron galvanized material, high hardness, rustproof, not easy to break or deform, sturdy and durable. 5Simple Installation: Easy to install without any modification, no complicated operation is required, convenient for using, saving your time and energy.1 xTrailerReceiverTube 1 xBolt 1 x Pin