Recessed Trailer D-Ring Tie Down with Backing Plate and Hardware, 5K

Brophy Trailer Cargo Control - RR5K

A complete tie-down kit with a 5,000 lb. recessed tie-down, backing plate for additional support, and bolts for installation.

Features:

• Includes recessed tie-down, backing plate and bolts

Specs:

• 5,000 capacity
• Bolt size: 3/8" x 2-1/4"

RR5K C.R. Brophy Machine Works Mounting Kit

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• Recessed Trailer D-Ring Tie Down RR5K Measurements
  
• The D-Ring Trailer Tie Down is 6-1/2 inches x 6-1/2 inches across the back of the plate. The bolt holes are 3 inches on center apart by 3-1/4 inches (see picture). The size of the hole needed to recess the D-Ring is approximately 3-1/4 inches and the plate is 1 inch deep with the backing plate.
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• How Long are Bolts for Recessed Trailer D-Ring part # RR5K
  
• The bolts in D-Ring kit part # RR5K are 2-1/4 inches long.
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• How To Install The Brophy Trailer D-Ring Tie Down, # RR5K, On A Wood Trailer Floor
  
• You can attach the Brophy Recessed Trailer D-Ring Tie Down with Backing Plate, # RR5K, most anywhere on a trailer. The recessed D-Ring is designed to be recessed in a wood surface (floor, wall) and using the steel backing plate will make a stronger tie down point. To be able to recess the tie down ring in the wood you will have to drill a 3-1/4 inch hole in the wood and then, using the backing plate as a template, drill the 4 holes for the mounting bolts. Then, with the steel backing plate o
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• Dimensions of the Ring and the Bolts in Recessed Trailer D-Ring Tie Down with Backing Plate # RR5K
  
• I went out to the warehouse and pulled a Recessed Trailer D-Ring Tie Down with Backing Plate and Hardware, # RR5K. The ring has an inner diameter of 1-1/4 inches and an outer diameter of 2.108 inches. The ring is approximately 0.427 inches thick. The mounting bolts are 2.42 inches long total (from the top of the bolt head to the bottom of the threaded portion). From the underneath part of the head to the bottom of the threaded portion, they measure 2.28 inches long. And they are a 3/8 inch bo
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• Best Tie-Down Recommendation for a Pine Wood Floor Flatbed Trailer Carrying Motorcycles
  
• I think installing the Recessed Trailer D-Ring, # RR5K, that you have referenced, would be better than # LRB1, because the backing plate is going to help distribute the load from the ring which would be better for your wood decking and make for stronger connection points. If you use this kit with the backing plate an attachment to the frame is not required as the backing plate, which would be underneath the wood floor, would prevent the hardware from pulling out. The only down side to install
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• Concern About Nuts Vibrating Loose on Brophy Recessed Trailer D-Ring Tie Down # RR5K
  
• You will want to use the included hardware to install the Brophy Recessed Trailer D-Ring Tie Down, part # RR5K. If you are concerned with the lower bolts vibrating loose over time, I would recommend using Loctite Blue Stick Threadlocker, part # LT37614. I have linked instructions for the Threadlocker for reference.
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• What are the Dimensions and Thickness of the Backing Plate in Brophy Trailer Cargo Control # RR5K
  
• The Brophy Trailer Cargo Control, part # RR5K, uses the Brophy Backing Plate, part # BP05. This backing plate measures 6-1/2 inches x 6-1/2 inches and has a thickness of 1/8 inch.
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• Does it Matter Which Way the Backing Plate Faces in Trailer D-Ring Tie Down, # RR5K
  
• The backing plate can be placed as needed as long as it can be installed properly. As long as the strap is secure, it will not make much difference which way the hole is oriented. I recommend having it placed in such a way as to be further from the tire which would allow for a little more flexibility of what size item you could place in the space between them.
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• Is the Backing Plate and Mounting Hardware for D-Ring Tie Down # RR5K Available Separately
  
• The backing plate for the Recessed Trailer D-Ring Tie Down, # RR5K, is available separately. It is part # BP05. The installation hardware is not available separately, but it can be obtained at a local hardware store. It uses 2-1/4 inch long 3/8 inch carriage bolts, matching nuts, and lock washers. You would need 4 of each.
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• Installation of Brophy Recessed Trailer D-Ring Tie Down # RR5K on Toy Hauler Wood Floor
  
• To install the Brophy Recessed Trailer D-Ring Tie Down with Backing Plate, part # RR5K, you will drill a 3-1/4 inch hole in the plywood floor for the tie-down to be recessed into the plywood floor. Then, you will mark where the holes for the 4 bolts are to be located and drill 4 holes for the bolts. The backing plate will install underneath the plywood floor using the 2-1/4 inch long bolts that go through the 4 holes and use lock washers and nuts. The backing plate is 6-1/2 inches x 6-1/2 inches
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