Secure your trailer with the Master Lock 389DAT coupler lock featuring an adjustable fit, durable zinc construction, and high-visibility red finish.
328 in stock
328 in stock
The Master Lock 389DAT Universal Trailer Coupler Lock is designed to help prevent unauthorized trailer hookup and theft. Its adjustable locking mechanism fits a wide range of trailer coupler styles, creating a physical barrier that blocks insertion of a trailer ball. The die-cast zinc construction provides durability while resisting corrosion during outdoor storage. || The bright red finish increases visibility, acting as a visual theft deterrent for parked trailers, utility trailers, boat trailers, and recreational equipment. The keyed locking system allows quick installation and removal while helping maintain security when the trailer is unattended. || Suitable for multiple trailer types, the universal-fit design eliminates the need for application-specific locks. Its compact size and durable construction make it a practical security accessory for trailer owners seeking additional protection during storage or transport.
| Brand | Master Lock |
|---|---|
| Model | 389DAT |
| MPN | 389DAT |
| Product Type | Coupler lock |
| Material | Die-Cast Zinc |
| Finish Color | Red |
| Dimensions | Not Published |
| Weight (lb) | Not Published |
| Load Capacity | Not Applicable |
| Drawer Count | Not Published |
| Drawer Type | Not Published |
| Lock Type | Keyed lock |
| Mount Type | Coupler Mount |
| Installation | Tool Free |
| Compatibility | Trailer Couplers |
| Use Case | Trailer security |
| Warranty | Limited lifetime |
| Country of Origin | Mexico |
| Series | Trailer Security |
| UPC | 71649263019 |
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