Will The Master Lock Trailer Coupler Lock ML389DAT Work With Demco eZ-Latch Coupler?
Updated 12/22/2025 | Published 10/09/2024
Products Featured in This Question
Question:
Will this lock work on this Demco ez latch coupler?
asked by: Jeff
0
Demco eZ-Latch Cast Channel Coupler
(click to enlarge)
(click to enlarge)
Expert Reply:
Hello Jeff, thanks for reaching out. Yes, the Master Lock Trailer Coupler Lock # ML389DAT will indeed fit the Demco eZ-Latch Coupler such as part # DM14040-52 which looks like exactly what you have.
expert reply by:
Jesse M
0
Product Page this Question was Asked From
Master Lock Trailer Coupler Lock - 1-7/8", 2" and 2-5/16" Ball Couplers
- Trailer Tongue Lock
- Surround Lock
- Universal Application Lock
- Keyed Unique
- Fits 1-7/8 Inch Ball
- Fits 2 Inch Ball
- Fits 2-5/16 Inch Ball
- Master Lock
more information >
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Jesse M.
12/22/2025
Hey Jeff, how did the Master Lock coupler lock end up fitting on your Demco eZ-Latch coupler? Knowing how it worked could help others looking for a secure match for their setup.