1900-2-1600 Replacement Safety Chain U-Bolt Kit for most B&W gooseneck hitches provides a reliable connection for gooseneck trailer safety chains using a durable galvanized finish for protection Replace missing or damaged u-bolts on B&W gooseneck knots with this kit. It is manufactured from original vehicle data and fits most B&W gooseneck trailer hitches Designed for easy installation, this gooseneck trailer hitch provides an effortless installation experience for your trailer. The coupling nut is powder coated and the u-bolts are galvanized for better rust resistance. Spring loaded design keeps the safety chain ring tight against the truck bed, providing a reliable connection for gooseneck trailer safety chains Includes: spring, 1/2“ u-bolt, 1/2” lock nut, 5/16“ x 3/4” carriage bolt, 5/16“ x 3/4” cap screw, 5/16” flange nut 1900-2-1600 Replacement Safety Chain U-Bolt Kit Fit for B&W Gooseneck Hitchb Connection for Gooseneck Trailer Safety Chains