Pull your fifth wheel with a gooseneck ball! Adjusts from 12.5"-16.5" in 1" increments to accommodate different height trucks and trailers. Easy, bolt-on installation fits standard king pin boxes. Includes 2-5/16" self latching coupler. 24,000 lb. capacity. 6,000 lb. GTW. Available in standard size with 0" (92-0454), 5" (92-0452) and 9" (92-0453) extensions, as well as lower profile versions in 7" with 9" ext (92-0522) and 11-1/4" with 9" ext. (92-055). RV5: Bolts to standard king pin box. Provides 10" offset for increased maneuverability. Strong machined king pin clamp fastens unit to trailer. Works with manual slider hitches. * Safely converts an RV trailer for towing with a gooseneck ball * Fits standard king pin box * Self-latching GNB 25/16" coupler "V-19" 28,000lbs * 9", 5" or no offset for added maneuverability * 4" height adjustments in 1" increments (12 1/2"-16 1/2" to top of ball) * Includes coupler release cable and hardware * 24,000lbs Gross Trailer Weight, 6,000lbs Gross Tongue Weight