DXNQ Hitch Tightener Clamp, Anti-Rattle Steel Trailer Hitch for 1.25" to 2" Receivers, Rust-Proof Heavy Duty U-Bolt Hitch Stabilizer for Trailers & Trucks, Car Accessories - DXNQ-3748HT

• 【Material Properties】: Made of strong manganese steel, this U-bolt hitch retainer has high hardness and impact resistance, not easy to deform and break. Paint coating treatment makes the product with high corrosion resistance, not easy to rust in the outdoor for long. 【Anti Rattle Stabilizer】: Attaching this hitch stabilizer to your trailer towing receiver effectively minimizes wobbling and rattling on hitch mount bike racks, cargo carriers, carrier racks, and other hitch-mounted towing attachments, providing a quiet, stable tow and drive. 【Heavy Duty Construction】: The solid u-bolt and stabilizer plate have a very strong supporting force, allowing this trailer hitch tightener clamp to hold over 10,000 pounds, which can provide a strong tightening effect and enough to meet the needs of most scenarios. 【Quick Installation】: Installation of this hook tightener is very easy and quick. Slide the u-bolt over the hook receiver bar and slide the fastening plate over the u-bolt. Then, slip the rustproof flat washers and lock washers over the u-bolt, tighten them with the nuts. 【Broad Compatibility】: U-bolt has an opening width of approximately 2.2'' and can fit different sized trailer hitches by adjusting the nut. It fits Class I, II, III, and IV hitch receivers from 1.25" to 2", and it also suitable for carrier racks, spare tire holders, release hooks, etc.