Multi-Use Truck & Trailer Locks
We offer four high-security truck and trailer locks designed to prevent unauthorized access and theft:
- Enforcer Adjustable Door Lock — Portable, adjustable security for all trailers and containers
- Conical King Pin Lock — Aluminum alloy deterrent for unauthorized hook-ups
- Enforcer King Pin Lock — Heavy-duty steel lock for maximum theft resistance
- Roll-Up Slam Lock — Automatic locking system for fast-paced deliveries
Cargo theft is a persistent threat, and traditional locking methods can often be bypassed. Our Stock Truck & Trailer Locks provide enhanced protection with high-security ABLOY® locking mechanisms, reinforced steel and aluminum construction, and tamper-resistant designs. Each lock is easy to install and built to withstand serious physical attacks.
Stock Truck & Trailer Locks
SL Enforcer Adjustable Door Lock — SL-MS-ADL-ENFORCER

Our Enforcer adjustable door lock has a chrome plated spring steel lock plate designed to protect a padlock from tampering. This portable, easy to install high security lock adjusts to fit all trailers and containers.
SL-MS-ADL-ENFORCER also includes these added features:
- Made of 10 gauge chrome plated spring steel, 1/2″ adjustable locking increments secure around the locking rods for a light fit on all trailers and containers.
- A cast steel block protects the ABLOY® padlock for maximum security from physical attack.
- The padlock uses an internal tumbler system keyed to open using only one of 360 million combinations. Locks may be keyed alike, differently or to a master system.
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Qty (Seals) | Total | |||
1 | Call for pricing |
SL Conical King Pin Lock, Red, Aluminum Alloy Casting — SL-MS-KPL-1112ALUM

Our cast aluminum alloy lock completely covers the king pin to prevent unauthorized hook ups. This portable, easy to install king pin lock makes trailer theft a major operation.
SL-MS-KPL-1112ALUM also includes these added features:
- The unique conical aluminum alloy casting with an ABLOY® high security locking cylinder make the ENFORCER® King Pin Lock a formidable deterent for quick, hook up and run trailer thieves. Very serious tools and time are required to remove it.
- The lock uses tumblers as in a safe, keyed to open using one of 360 million combinations. Locks may be keyed alike, differently or to a master system matching additional ENFORCER® locks you have or may want to add to your system.
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Qty (Seals) | Total | |||
1 | Call for pricing |
SL Enforcer King Pin Lock, Solid Steel Casting — SL-MS-KPL-1111STEEL

Our cast steel alloy lock covers the king pin to prevent unauthorized hook ups. This portable, easy to install king pin lock makes trailer theft a major operation.
SL-MS-KPL-1111STEEL also includes these added features:
- The solid steel alloy casting coupled with the ABLOY® high security locking cylinder make the ENFORCER king pin lock not something thieves want to see installed. Some very serious tools and too much time would required to remove it.
- The lock may be keyed alike, differently or to a master system matching additional ENFORCER locks you have or may want to add to your system. Handy carrying handle prevents accidental locking when stored in ready to use position.
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Qty (Seals) | Total | |||
1 | Call for pricing |
Roll-Up Slam Lock — SL-MS-RUSL

Our roll up slam lock automatically locks when the door is closed without a decision from the driver. It offers total protection without the padlock hassle on numerous stops.
also includes these added features:
- The patented Roll-Up Door Lock simply locks when the door is closed. Designed specifically to eliminate the time and effort needed to deal with a padlock and hasp system, which invites not locking the door at all on a busy delivery schedule.
- The unit is permanently installed to the door not to interfere with cargo handling. When the door is closed the interior jaws spring open to close around the carbon steel pins in the base, welded in the floor. Each assembly comes with simple installation instructions.
- The lock is easily opened with a key, but almost impossible to destroy the case or pick the ABLOY DISLOCK®. Each key and lock is individually coded in one unique combination of 360 million, using detainer discs like tumblers in a safe.
Pricing Information | ||||
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Qty (Seals) | Total | |||
1 | Call for pricing |
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Brian Cramer Sales & Customer Service (800) 336-6636 ext 4211 email: bcramer@novavisioninc.com |
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Carol Phillips Account Manager (216) 870-9832 email: cphillips@novavisioninc.com |