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Cargo Door Lock

Regular price $160.00
Regular price $200.00 Sale price $160.00
Sale Sold out
Shipping calculated at checkout.

This lock is designed to secure both doors of semi trailers, shipping containers, and cargo trailers by locking the two innermost vertical locking bars together. Our design is easy to use and non-invasive since it does not require permanent mounting. As with all of our products, the Cargo Door Lock is powder coated to provide protection against corrosion, and is orange for high visibility and easy identification.

  • Made in the USA
  • Integrated Keyed Lock
  • Heavy Duty, Precision Construction
  • Laser Cut, Bent, and Welded from 3/16" Alloy Carbon Steel
  • Secures Both Doors
  • Works For Semi-Trailers, Sea Containers, and Cargo Trailers
  • Adjustable To Fit The Doors' Vertical Bars
  • Adjustable from 9-1/8" to 15-7/8"
  • Easy To Install
  • No Permanent Mounting Required
  • Removable
  • Powder Coated Finish
  • Includes 2 Keys
  • Option for Multiple Locks to be Keyed Alike

Fine Print

Our coupler lock is specifically designed to only fit the trailer couplers that are described in our lock fit guide.

If you do not see your coupler listed then this lock most likely will not fit your trailer.

Our customers satisfaction is very important to us and we do not want see you end up with the wrong lock in turn delaying the security of your assets.

For assistance in choosing the correct lock please contact us at

Lock Core

Standard 7 pin tubular tumbler lock


All orders placed before 2pm EST will ship the same day, in most cases. Please allow an additional 24 hours processing time on all orders that have specified to be  "keyed-alike".  Standard Flat Rate ($15.00) shipping option may be USPS or UPS (determined by shipper) and will carry a 2-6 day delivery time. promises to ship orders in the shipping manner chosen by the customer.  Please be aware that ship times shown at check-out are estimated by UPS and/or USPS, not and are not guaranteed. does not guarantee delivery time - only shipping method chosen.  Any discrepancies due to delivery time will need to be remedied with the specified carrier. does not ship on Saturday or Sunday.  All orders placed after 2pm EST on Friday will be shipped the following Monday (excluding holidays).

Warranty & Returns will warrant products sold against any defect that affects form, fit, or function of the product for a period of 1 months from date of purchase. will not warranty any product from rust due to normal usage.

Only one promotion discount per order. only sells overstock, refurbished, cosmetically damaged and exchanged items. 

All Returns/Exchanges are subject to a 10% Restocking Fee.


    We pride ourselves on keeping our products domestically manufactured.


    We provide the same great products from all our major brands at a fraction of the price.


    If your order is placed before 2pm EST, we will ship it that day!


    All our products are verified & covered under warranty.

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