Feature 1Perfect Fit: This trailer coupler is designed to fit on a 2in wide trailer tongue beam, and comes with a 2in diameter hitch ball to fit your needs. 2Easy Adjustment: This tow hitch coupler features a detent lock spring, and adjustable nut inside, for easy adjustment to ensure a snug fit with the tow ball. 3High Strength Material: With load capacity of 3500lbs, the galvanized iron material is wear resistant, hard, rust proof, deformation proof and has long service life. 4Safety Pin: Package includes a safety pin as an additional way for securing the ball clamp in a locked position, and a safety chain to prevent loss of the safety pin. 5Easy Operation: The quick release assembly allows for fast and safe locking and unlocking of the ball clamp for convenient hook up and disconnect.Item Type:TrailerCouplerMaterial:Galvanized Iron .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Ball Joint Size: Approx. 2in/5.08cmRear Slot Channel: Approx. 2in/5.08cm square tubeLoadCapacity: Approx.3500lbs/2260kgApplication:Suitable for RVs, trailers, tractorsPackage List1 x TrailerCoupler1 x Trailer Hitch Ball2 x Bolt1 x Pin