Master Lock 378DAT Trailer Coupler Lock, 2-5/16-Inch
Product details
| Management number | 207997392 | Release Date | 2026/03/22 | List Price | $22.17 | Model Number | 207997392 | ||
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The Master Lock 378DAT features a 2-5/16 in. (59 mm) trailer coupler lock, designed to resist rust and corrosion. The advanced locking mechanism provides resistance to picking and prying. Fits most couplers 1-7/8 in. (48 mm), 2 in. (51 mm) and 2-5/16 in. (59 mm) from brands such as Reese®, Fulton®, Valley®, Atwood®, Shelby®, Putnam®, Hammerblow, Dutton Lainson®, UFP. The Lifetime Guarantee provides peace of mind from a brand you know and can trust.
- Coupler lock is best used for trailers; Works best with Straight Tongue Trailer Couplers
- Advance locking mechanism resists picking and prying
- Designed to resist rust and corrosion
- Fits most couplers 1-7/8 in. (48 mm), 2 in. (51 mm) and 2-5/16 in. (59 mm); Does not fit Gooseneck Trailer Couplers
- Includes one trailer coupler lock, two keys
| UPC | 071649213236 |
|---|---|
| Brand | Master Lock |
| Model | 378DAT |
| Finish Type | Powder Coated |
| Item Weight | 3.4 pounds |
| Manufacturer | Master Lock |
| OEM Part Number | 378DAT |
| Special Features | Fits most 2-5/16 in. Couplers |
| Item model number | 378DAT |
| Product Dimensions | 7.25 x 5.5 x 3.5 inches |
| Automotive Fit Type | Universal Fit |
| Vehicle Service Type | Trailer |
| Manufacturer Part Number | 378DAT |
| Is Discontinued By Manufacturer | No |
| Global Trade Identification Number | 00071649213236 |
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