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  • Increases RV Bumper Capacity to 400 Pound-Feet | Fits 4-Inch to 4.5-Inch Square Bumpers
  • Lab-Tested, Road-Tested, and Time-Tested - The Superior Way to Safely Transport Your Expensive Gear
  • Made in USA from High Quality Materials - Powder Coated, Galvanized Steel Resists Rust & Looks Great
  • Includes Needed Drill Bits, Self-Tapping Bolts for Tube Frames, & Flanged Locknuts for Other Frames
  • Selection Guide, Installation Guide, Lifesize Cutout, Videos and More at mount-n-lock.com/installs 

 

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Select the Type of SafetyStruts™ Below That Best Meets Your Needs

4SQUARE SafetyStruts Selection Guide


Helpful Information

Product Features

fits 4and4.5 inch 85h

Upgrades your RV's square bumper capacity to 400 pound-feet*
Fits most frame types, including tube (hollow), channel (C-shaped), and I-beam
Improves safety by reducing RV bumper fatigue and failure
Installs quickly and easily with standard tools (View Guide)
Fits 4 inch and 4-1/2 inch square RV bumpers and most frames
Print out our SafetyStruts™ Life-Size Template to guarantee fit!


Your Order Includes

2 - 4SQUARE™ SafetyStruts™
Corrosion-Resistant Mounting Hardware

*Results vary based on age and condition of the bumper, frame, and vehicle.

bwc1 bwc2

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SafetyStruts™ Bumper Brackets Prevent RV Bumper Failure™

  • Availability: In Stock
  • $72.45
  • $67.95


Available Options


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Tags: Mount-n-Lock, SafetyStruts, Frame, Bumper, Failure