Fifth Wheel-Gooseneck Adapter, 13-19"

Updated August 8, 2026

MSRP: $259 Condition: NEW- Brand: FlexHitch Model: FGH-817 ASIN: B0GYYMGFXK Fuction: Converts your standard 5th wheel kingpin box to gooseneck hookup (fit 2-5/16" gooseneck ball), no need for a large 5th wheel hitch, saving truck bed space and simplifying towing Mounting Style: Bolt-On Design, Stronger Than Clamp-On Adapters: Bolts securely to the kingpin box for a rigid, rattle-free connection no wobble, looseness or shifting like clamp-style models Important Installation Warning This bolt-on fifth wheel to gooseneck adapter REQUIRES drilling 4 holes into your camper's kingpin box for bolt & nut mounting. Drilling modification on your camper is mandatory. Confirm you accept drilling before Purchase 5-Level Adjustable Height: freely switch 13/14.5/16/17.5/19 inch heights, easily match different towing heights, eliminate uneven tilt for smooth and safe towing. Once you have adjusted to your desired lift height, simply insert pin lock and tighten the two large screws to secure. Heavy-Duty 20000 lbs GTW & 4000 lbs VTW: Built for heavy-duty use with full-size 5th wheel RV trailers, safe for highway and long-distance travel Includes Safety Chain & Mounting Hardware: Comes complete with safety chain and all necessary hardware for easy installation.

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