The Master Lock 389DAT Universal Coupler Lock provides strong, reliable protection to keep your trailer secure whether it’s parked at home, at the campsite, or in long-term storage. Designed to fit most 1-7/8”, 2”, and 2-5/16” couplers, this universal lock ensures a tight, protective hold that prevents unauthorized hitching or tow-away theft.
Its bold red finish acts as a visible deterrent, signaling to potential thieves that your trailer is protected. Inside, an advanced locking mechanism resists picking, prying, and forced entry attempts, giving you added confidence when leaving your trailer unattended. Built with rust- and corrosion-resistant materials, the lock stands up to harsh weather conditions and frequent outdoor use.
Installation and removal are quick and straightforward, making it easy to secure your trailer whenever needed. The rekeyable design allows users to customize key access for added convenience and security.
Ideal for RVs, utility trailers, boat trailers, and more, this Master Lock solution offers dependable protection and peace of mind.
Technical Details
| Manufacturer | Master Lock |
|---|---|
| Brand | Master Lock |
| Model | 379ATPY |
| Item Weight | 1 pounds |
| Product Dimensions | 3.6 x 7.6 x 6.7 inches |
| Item model number | 379ATPY |
| Is Discontinued By Manufacturer | No |
| Exterior | Chrome |
| Manufacturer Part Number | 389DAT |
| Special Features | Advanced locking mechanism, Resists picking and prying, Rekeyable |
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