---
product_id: 25308154
title: "Sponsored Ad - Ft. Knox Bulldog Sliding Collar Trailer Coupler Lock, Heavy Duty Steel Hitch Lock, Fits 2 Inch and 2-5/16 Inch Bulldog Couplers, Bolt Cutter and Crowbar Proof, Made in USA"
brand: "ft. knox locks"
price: "10258439₫"
currency: VND
in_stock: true
url: https://www.desertcart.vn/products/25308154-sponsored-ad-ft-knox-bulldog-sliding-collar-trailer-coupler-lock
store_origin: VN
region: Vietnam
---

# Ultra high-security steel lock Bolt cutter & crowbar proof Proudly made in USA Sponsored Ad - Ft. Knox Bulldog Sliding Collar Trailer Coupler Lock, Heavy Duty Steel Hitch Lock, Fits 2 Inch and 2-5/16 Inch Bulldog Couplers, Bolt Cutter and Crowbar Proof, Made in USA

**Brand:** ft. knox locks
**Price:** 10258439₫
**Availability:** ✅ In Stock

## Summary

> 🔐 Lock down your trailer with Ft. Knox-level security—because your gear deserves the best!

## Quick Answers

- **What is this?** Sponsored Ad - Ft. Knox Bulldog Sliding Collar Trailer Coupler Lock, Heavy Duty Steel Hitch Lock, Fits 2 Inch and 2-5/16 Inch Bulldog Couplers, Bolt Cutter and Crowbar Proof, Made in USA by ft. knox locks
- **How much does it cost?** 10258439₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/25308154-sponsored-ad-ft-knox-bulldog-sliding-collar-trailer-coupler-lock)

## Best For

- ft. knox locks enthusiasts

## Why This Product

- Trusted ft. knox locks brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Perfect Fit:** Specifically engineered for 2" and 2-5/16" Bulldog sliding collar couplers only
- • **Unmatched Security:** Heavy-duty welded steel construction resists all break-in attempts
- • **Vibrant Visibility:** Bright yellow powder coat finish for easy identification and theft deterrence
- • **American Craftsmanship:** Manufactured in the USA ensuring top-tier quality and reliability
- • **Versatile Compatibility:** Accepts most puck-style locks (lock not included) for customizable protection

## Overview

The Ft. Knox Bulldog Sliding Collar Trailer Coupler Lock is a heavy-duty, welded steel hitch lock designed exclusively for 2" and 2-5/16" Bulldog couplers. Featuring a bright yellow powder coat for high visibility and resistance to bolt cutters and crowbars, this American-made lock accepts most puck-style locks (sold separately) to provide unbeatable trailer security.

## Description

Sponsored Ad - Ft. Knox Bulldog Sliding Collar Trailer Coupler Lock, Heavy Duty Steel Hitch Lock, Fits 2 Inch and 2-5/16 Inch Bulldog Couplers, Bolt Cutter and Crowbar Proof, Made in USA

## Features

- Ultra High Security and fits ONLY the Bulldog sliding collar coupler pictured
- All welded steel construction
- Bright yellow powder coat finish
- Accepts most "puck" style locks (not included)

## Images

![Sponsored Ad - Ft. Knox Bulldog Sliding Collar Trailer Coupler Lock, Heavy Duty Steel Hitch Lock, Fits 2 Inch and 2-5/16 Inch Bulldog Couplers, Bolt Cutter and Crowbar Proof, Made in USA - Image 1](https://m.media-amazon.com/images/I/71kd3AiviDL.jpg)
![Sponsored Ad - Ft. Knox Bulldog Sliding Collar Trailer Coupler Lock, Heavy Duty Steel Hitch Lock, Fits 2 Inch and 2-5/16 Inch Bulldog Couplers, Bolt Cutter and Crowbar Proof, Made in USA - Image 2](https://m.media-amazon.com/images/I/51ImtEza46L.jpg)
![Sponsored Ad - Ft. Knox Bulldog Sliding Collar Trailer Coupler Lock, Heavy Duty Steel Hitch Lock, Fits 2 Inch and 2-5/16 Inch Bulldog Couplers, Bolt Cutter and Crowbar Proof, Made in USA - Image 3](https://m.media-amazon.com/images/I/71jtGW6CncL.jpg)
![Sponsored Ad - Ft. Knox Bulldog Sliding Collar Trailer Coupler Lock, Heavy Duty Steel Hitch Lock, Fits 2 Inch and 2-5/16 Inch Bulldog Couplers, Bolt Cutter and Crowbar Proof, Made in USA - Image 4](https://m.media-amazon.com/images/I/61Zk7fWXl+L.jpg)

---

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**Shop now:** [https://www.desertcart.vn/products/25308154-sponsored-ad-ft-knox-bulldog-sliding-collar-trailer-coupler-lock](https://www.desertcart.vn/products/25308154-sponsored-ad-ft-knox-bulldog-sliding-collar-trailer-coupler-lock)

---

*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-01-22*