Bulldog gooseneck couplers are quick and easy to engage and strong and secure on the road. Our unique, patented, extruded locking plate design and high-strength steel components make Bulldog gooseneck couplers 65 Percentage stronger than similar products.
• Type: Round
• Adjustable: Yes
• Capacity: 20000 Pound
• Ball Diameter: 2-5/16 Inch
• Inner Diameter: 4 Inch
• Outer Diameter: 4-1/2 Inch
• Adjustable Length: 8 Inch
• Retracted Height: 29.2 Inch
• Color: Black
• Material: Steel
• Easy Vertical Adjustment
• User Friendly Design Is Simple To Use
Before You Order
Measure the receiver tube dimensions and required adjustment range, then confirm your gooseneck ball is 2-5/16 inches; ensure the trailer's loaded weight stays within the listed 20,000 lb capacity.
Frequently Asked Questions
What capacity and ball size are listed?
The description lists 20,000 lb capacity and a 2-5/16-inch ball diameter.
What adjustment and tube dimensions are specified?
It lists 8 inches of adjustable length, 4-inch inner diameter and 4-1/2-inch outer diameter.




