I would use a protractor, see photo, place the protractor on the edge of the inside of one side of the trailer frame and the other inside edge of the trailer frame should be parallel with the 50 degree line on the protractor. Another way to verify…

The only differences between the Demco eZ-Latch Couplers #DM37ZR and #DM14793-81 is that the former has integrated loop holes for installing safety chains and a about a 2" drop while the…

The etrailer A-Frame Trailer Coupler w/ Round Jack Hole #CA-5280-RB uses the standard a-frame angle of 50 degrees. The length from the rear of the coupler to where the coupler meets its narrowest point is approximately…

I checked the Featherlite Trailer website for specs on the model 3116 trailer but this part number returned no results. But if your trailer uses an industry-standard 50-degree a-frame design then the Demco A-Frame Trailer Coupler #DM16680-52 will…

Yes, you can replace your weld-on coupler with a bolt-on. You'll just need to drill the holes. Then, if you wanted to go back to a weld-on later that would be fine too. Just to confirm you can…

Yes, you can remove your weld-on coupler and install a new bolt-on coupler that fits a 2 inch ball. There is just a few things you need to do to before and when installing. You need to know what channel size and the weight capacity you will need…

To install the Demco A-Frame Trailer Coupler #DM16680-52 that you referenced, you will want to use 3/8 inch, grade 5 bolts , approximately 1-1/2 inches long (depending on how you are installing the coupler). You will want to use 5 of these bolts…

The Demco A-Frame Coupler #DM14791-97 will fit the fairly standard 50 degree A-Frame, which you do look to have. This will definitely extend farther than your current coupler and will measure…

I reached out to Lets Go Aero for confirmation that you can even use the Demco 50-Degree A-Frame Coupler #DM15349-52 and they said that you will not have any structural issues with having the bolt holes drilled in the sides of your Frame as the…

The Curt QuickPin No Latch A-Frame Trailer Coupler 25474 #C84DR will require grade 5 hardware. It is recommended to use six 1/2" bolts, six 1/2"…

The Bulldog Heavy-Duty A-Frame Coupler, #BD44150WH301, does not come with the attachment bolts. I have attached two images showing the bolt pattern measurements and the bolt hole sizes. I would recommend using grade 8 bolts, but grade 5 is…

The Lock N Roll Articulating Coupler #336TS504 dimensions for the A-frame are 2.19" at the narrowest part and 11.22" at the widest part of the…