Provides a buffer between a 5th wheel hitch and kingpin
Easily fits on any standard kingpin
Reduces normal wear and tear when towing
Eliminates messy grease deposits on hitch plate
Constructed from tough polyethylene
Bulldog's 3” BX1 Heavy Duty Coupler
The BX1 is a new style of 3” Gooseneck coupler with an innovative funnel shaped landing area, which helps to guide the ball into the ball pocket.
The 3" ball coupler is optimized for ultra-heavy duty gooseneck trailering applications, including motorsports transporters, trailers used in oil fields and heavy dump trailers.