Cargo Door Lock – Heavy-Duty Security for Semi-Truck Rolling Style Trailer Doors, Keyed

Keep your freight protected with our heavy-duty Cargo Door Lock designed to secure roll-up trailer doors, box trucks, dry vans, and container doors. Built for professional trucking applications, this lock delivers maximum theft deterrence and peace of mind whether you're parked at a truck stop, warehouse, or staging yard.

Engineered from high-strength steel with a rugged weather-resistant finish, this cargo lock clamps tightly over the trailer’s handle to prevent doors from being opened. Simple to install and remove, it requires no drilling or permanent modifications—making it a must-have security upgrade for every driver and fleet.

Key Features:

• Universal Fit: Works with most semi-truck trailers, dry vans, reefers, and box trucks.
• Keyed Alike Simplify your keychain, with one key for all your cargo locks. Your unique key code is kept on file to create future locks that can all be accessed with the same key. Two keys included for each lock.
• Adjustable: 9-3/4 Inch To 16 Inches
• High-Strength Steel Construction: Resists cutting, prying, and tampering.
• Weather-Resistant Finish: Built to stand up to rain, snow, road salt, and harsh job-site conditions.
• Choice of red or white painted finish
• Easy, Tool-Free Installation: Slides over trailer door handle for quick securement.
• Ideal for Fleet Security: Helps reduce cargo theft while trucks are parked or unattended.
• Made in USA

Why Drivers Choose This Cargo Door Lock

Cargo theft continues to rise across North America, and a strong visible lock acts as a powerful deterrent. This heavy-duty model provides dependable security without slowing down your workflow—perfect for OTR drivers, local delivery fleets, contractors, and anyone hauling valuable freight.