---
product_id: 62797444
title: "Universal Size Fits 1-7/8\", 2\", and 2-5/16\" Couplers - Trailer Locks #389DAT, 2 Pack"
brand: "master lock"
price: "Bs.1646"
currency: BOB
in_stock: true
url: https://www.desertcart.bo/products/62797444-universal-size-fits-1-7-8-2-and-2-5
store_origin: BO
region: Bolivia
---

# Universal fit Bright red finish Advanced security Universal Size Fits 1-7/8", 2", and 2-5/16" Couplers - Trailer Locks #389DAT, 2 Pack

**Brand:** master lock
**Price:** Bs.1646
**Availability:** ✅ In Stock

## Summary

> Secure Your Adventure! 🚐🔒

## Quick Answers

- **What is this?** Universal Size Fits 1-7/8", 2", and 2-5/16" Couplers - Trailer Locks #389DAT, 2 Pack by master lock
- **How much does it cost?** Bs.1646 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.bo](https://www.desertcart.bo/products/62797444-universal-size-fits-1-7-8-2-and-2-5)

## Best For

- master lock enthusiasts

## Why This Product

- Trusted master lock brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **🚫 Theft Deterrent:** Bright red color discourages potential thieves.
- • **🔒 Advanced Locking:** Resists picking and prying for ultimate protection.
- • **🔑 Keyed Differently:** Each lock has a unique key for added security.
- • **🌧️ Weather Resistant:** Rust and corrosion-resistant for long-lasting durability.
- • **🛠️ Easy Installation:** Quick and hassle-free setup to secure your trailer.

## Overview

The Master Lock Universal Coupler Locks are designed to fit 1-7/8", 2", and 2-5/16" trailer couplers, providing robust security with a unique key for each lock. Their bright red finish not only adds a pop of color but also serves as a visual deterrent against theft. Built to withstand the elements, these locks resist rust and corrosion, ensuring your trailer remains protected season after season. With easy installation and an advanced locking mechanism, these locks are the perfect solution for safeguarding your unattended trailers.

## Description

Master Lock - Universal Size Fits 1-7/8", 2", and 2-5/16" Couplers - Trailer Locks #389DAT, 2 Pack

## Features

- Universal coupler lock fits virtually all 1-7/8", 2", and 2-5/16" trailer couplers.
- These 2 locks are keyed differently, they do not have the same key number.
- This lock protects unattended trailers and guards against tow-away theft. The bright red finish discourages thiefs from messing with your trailer.
- Resists rust and corrosion. Simple installation and removal.
- Advanced locking mechanism resists picking and prying.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Size | 2 Pack |
| Material | messing |
| Brand | Master Lock |
| Color | Red |
| Item dimensions L x W x H | 8.9 x 8.7 x 8.4 inches |
| Connector Type | Coupling |
| Exterior Finish | powder-coated |
| Thread Type | NPT |
| Item Weight | 2.65 Pounds |
| Number of Pieces | 2 |
| Manufacturer | Master Lock |
| UPC | 071649263019 |
| Item Weight | 2.65 pounds |
| Product Dimensions | 8.9 x 8.7 x 8.4 inches |
| Item model number | 389DAT |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | 389DATPKOF2 |

## Product Details

- **Size:** 2 Pack
- **Material:** messing
- **Brand:** Master Lock
- **Color:** Red
- **Item dimensions L x W x H:** 8.9 x 8.7 x 8.4 inches
- **Connector Type:** Coupling
- **Exterior Finish:** powder-coated
- **Thread Type:** NPT
- **Item Weight:** 2.65 Pounds
- **Number of Pieces:** 2

## Images

![Universal Size Fits 1-7/8", 2", and 2-5/16" Couplers - Trailer Locks #389DAT, 2 Pack - Image 1](https://m.media-amazon.com/images/I/616eKyw9ceL.jpg)
![Universal Size Fits 1-7/8", 2", and 2-5/16" Couplers - Trailer Locks #389DAT, 2 Pack - Image 2](https://m.media-amazon.com/images/I/812INVGpE0L.jpg)

## Available Options

This product comes in different **Size** options.

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**Shop now:** [https://www.desertcart.bo/products/62797444-universal-size-fits-1-7-8-2-and-2-5](https://www.desertcart.bo/products/62797444-universal-size-fits-1-7-8-2-and-2-5)

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*Product available on Desertcart Bolivia*
*Store origin: BO*
*Last updated: 2026-03-18*