Skip to main content
1-7/8" Universal Trailer Lock

Roll over image to zoom in

  • Product Features

  • Product Overview

  • Related Videos

  • Reviews

  • Questions & Answers

Master Lock 377KA0340Click To Copy 1-7/8" Universal Trailer Lock

Item #: 377KA0340 by Master Lock, LLC

See reviewsSee reviews
In Stock

$54.26

/each
SAVE UP TO 5.43

Buying in bulk

QUICK SHIPPING*Usually ships in 1 business dayIn stock: 117 units available
QTY
–
+
+ Add to Wishlist
Buy in Bulk & Save - See How Watch Now
Large Order Quote

Shop with Confidence

30 Days Easy Return. We are the largest supplier of the most adaptable, personalized hardware in the industry. We work hard to ensure you're satisfied with our products.

Safe Payment
Features

Alternate Part Number-1

127325

Lock Type

Trailer Lock

Manufacturer Parent

Master Lock Company LLC

Function

RV/Trailer Lock

Sub-Series

377-KA0340

Application

Marine & Offshore Security; Trailers, Trucks, & Towing

Product Type

Auxiliary Lock

Features

Advanced Locking Mechanism; Easy to Install and Remove; Fits 1-7/8in (48mm), 2in (51mm) and Most 2-5/16in (59mm) Trailer Couplers

Indoor or Outdoor Use

Outdoor

Resistant Properties

Picking and Prying Resistant; Rust and Corrosion Resistant

Warranty

Limited lifetime

Series

370 Series

Keying Type

Keyed Alike

Height

3.5

Length

9

Width

8

Product Overview

Master Lock No. 377KA Trailer Coupler Lock

Product Details

The Master Lock No. 377KA 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.