Dimensions And Operation Of Non-Locking Steel Flush Door Latch # N3980  

The Steel Flush Door Latch, part #N3980 has a threaded hole on the back side that would be in the inside of the door. I called my contact at Redline and the knob that can be used on the inside of the door is part #4PLSP.

For the barn door on your dump trailer, I recommend looking at the Cam-Action Lockable Door Latch Kit #383200. This is a nice steel cam-action door latch with a 1 inch wide hasp that can be installed flush on doors with a 3/4 inch offset. It features…

The Polar Heavy-Duty Cam Action Door Lock for Enclosed Trailers #PLR258-002 that you referenced will work well for you to add dual cam door locks to the dutch doors and ramp of your horse trailer. This cam action door lock can work for both right or…

The bottom keeper on Cam-Action Lockable Door Latch Kit #PLR258-002 measures roughly 5-1/8" x 2", while the top keeper measures roughly 3" x 1-3/8". I made a diagram which displays these dimensions, and have also linked a review…

As you have come to find out, the paddle style handle you have on your Wells Cargo Trailer is very large and they just don't make anything that large to replace this nowadays. The largest paddle style handle we have is the Paddle Handle Locking…

The Redline Flush Mounted Door Latch, #L3980, will mount in a door that has a 3-3/8 x 4-5/8 inch mounting hole. This latch is rust proof and will attach to the door using screws instead of pop rivets. If this latch cannot fit into your door's…

In order to determine the torque rating for the lug nuts on your trailer you will need to know check out the chart I attached that shows all of the torque specs for all the trailer lugs available based on stud size, wheel material and wheel size.

The difference between the Class II and Class III hitches has to do with their Gross Trailer Weight (GTW), their Tongue Weight (TW), and their Hitch Receiver Size. Class II trailer hitch receivers have a 1-1/4 inch receiver and can be rated up to…

The difference between an load range C and load range D tire in the same size is the capacity and psi rating. The two tires will still have the same dimensions and fit on the same wheel. The D rated tire has a higher capacity. For a ST175/80D13 like…

Trailer wheel bearings are specific to the spindle that is installed on the axle that is on your trailer. You will need to safely support the trailer, remove the wheel and tire, remove the grease cap, remove the cotter pin and washer that secures the…

A 4-Way trailer connector has the basic lighting functions only; running lights, left turn signal and brake lights, right turn signal and brake lights, and ground. A 7-Way has these functions and a 12 volt circuit, a circuit for electric trailer…

The 5.30-12 tires, being wider, are going to make more contact with the road. This means that the noise, and heat build up will be higher than a 4.80-12 tire but the rolling resistance will actually be less because the tire is larger diameter. The…