Master Lock 377DAT 1-7/8in Universal Trailer Lock provides robust security for your trailers, trucks, and towing equipment. Designed to fit a range of trailer couplers including 1-7/8in (48mm), 2in (51mm), and most 2-5/16in (59mm) models, this lock is versatile and user-friendly. Its advanced locking mechanism offers exceptional resistance against picking and prying, ensuring your assets stay protected. Constructed from hardened steel, the Master Lock 377DAT is engineered to resist rust and corrosion, making it ideal for marine and offshore security applications. Installation and removal are straightforward, allowing you to secure your trailer quickly and efficiently. With a weather-resistant design, this lock can withstand the elements, providing reliable protection regardless of the conditions. Backed by a limited lifetime warranty, you can trust in the quality and durability of Master Lock products. Whether you’re securing a trailer, van, or moving truck, the 377DAT is your go-to solution for peace of mind on the road. Choose the Master Lock 377DAT for a reliable, high-quality trailer coupler lock that stands the test of time and keeps your gear safe.

1-7/8in Universal Trailer Lock

This features a trailer coupler lock, designed to fit 1-7/8in (48mm), 2in (51mm) and most 2-5/16in (59mm) trailer couplers. The advanced locking mechanism provides resistance to picking and prying. The limited lifetime warranty provides peace of mind from a brand you can trust.

Features:

• Fits 1-7/8in (48mm), 2in (51mm) and most 2-5/16in (59mm) trailer couplers
• Advance locking mechanism resists picking and prying
• Easy to install and remove
• Resists rust and corrosion

Best Used For:

• Marine and offshore security
• Trailers, trucks, and towing
• Trailers, vans and moving trucks