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Working with etrailer both online and by phone has been an excellent experience thus far. I want to thank you again for the support received in making this order.
Tony, Fresh Meadows, NY
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Order $150.00 to qualify for free shipping

Master Lock 1-7/8" and 2" Trailer Coupler Lock

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377DAT

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Quantity in Cart: None
Code: 377DAT
Price: $34.95
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Shipping Weight: 4.00 pounds
Rating: Write A Review
Order $150.00 to qualify for free shipping
Keyed Alike?:
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Trailer coupler lockTrailer coupler lock demonstration video - 377DAT

Master Lock Trailer Coupler Lock

  • Guards Against Trailer Towaway Theft
  • Fits Most 1-7/8" and 2" Ball Diameters of the following Coupler Brands:
    • Reese, Fulton, Valley, Atwood, Putnam, Marvel, Ideal, Acme, Dutton-Lainson
  • Advanced Locking Mechanism Resists Picking and Prying
  • Easy to Install and Remove
  • Resists Rust and Corrosion
  • Lifetime Guarantee

Lock can be keyed alike so that the same key will work on multiple 377DAT locks. Simply select the keyed alike option above and then enter the number of locks needed.

Note: Cannot key the locks to match other styles of locks. Keyed alike option will only match other 377DAT locks.


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If you need help selecting a product or have questions, you can contact our Customer Service Team at 1-800-298-8924.

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