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Anti-Rack Locks

OneMonroe’s Anti-Rack Locks provide superior security and stability for truck and trailer doors, preventing unwanted movement and ensuring a secure closure. Our anti-rack locking systems, including the 558, 657, and 658 models, are designed with high-strength materials and precision engineering to withstand rigorous use in transportation and industrial applications. These locks effectively reduce door misalignment and enhance durability, making them an essential choice for fleet operators and logistics companies looking for reliable locking solutions.

The 558 Two-Point Truck/Trailer Anti-Rack System can be supplied as a complete weldment using 1" schedule 40 pipe or as a kit of parts for field welding, featuring forged steel cams and keepers, anti-rack rings, and nylon-bearing brackets. For additional flexibility, the 657 and 658 models come with two large brackets with nylon bearings, a center bracket, two keepers, two cams, a handle, and a hasp, with the ability to configure the lock for right- or left-hand operation. Available in polished stainless steel or galvanized steel finishes, OneMonroe’s Anti-Rack Locks offer durability, strength, and customizable solutions to meet your specific application needs.

 

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Anti-Rack Locks

558 - Two Point Truck/Trailer Anti-Rack Systems

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This lock can be supplied as a complete weldment using 1" schedule 40 pipe or it can be supplied as a kit of parts less pipe for welding in the field. Normally supplied with a hot dip galvanized finish. Cams and keepers are of forged steel, supplied with two anti-rack rings, two large bearing brackets with nylon bearings and one center bracket with nylon bearings.
If a weldment including pipe is desired, with exact specifications for size and location of parts.
657 - TWO POINT TRUCK/TRAILER ANTI-RACK SYSTEM

658 - Two Point Truck/Trailer Anti-Rack System


This lock can be supplied as a complete weldment using 1" schedule 40 pipe or it can be supplied as a kit of parts for welding in the field. Supplied with two large brackets with nylon bearing, one center bracket with nylon bearings, two keepers, two cams, one handle, and one hasp. The top and bottom cams may be reversed so that the lock is either right or left hand.
Finish - Stainless Steel - Polished, Steel - Galvanized.
Weight - 5 lbs.
Custom MFG of Item

Custom MFG of Item


OneMonroe provides custom manufacturing solutions to clients throughout the world. We can manufacture built-to-order parts, custom products and offer a wide variety of options to solve your problem. We can support high volumes and short-lead times.

Monroe Engineering Products is a full-service manufacturer of fabricated metal assemblies and hardware. We offer a diverse product line of off-the-shelf hardware and can custom manufacture our entire product lines to match your needs. We do vendor-managed inventory (vmi) on low-cost hardware items and manage larger fabrication programs from blueprint to delivery.
Monroe Engineering