---
product_id: 227442244
title: "Proven Industries Model 400XL Puck-Lock Set, Made in The USA, Pack of 2, (Blue)"
brand: "proven industries"
price: "₩387013"
currency: KRW
in_stock: true
reviews_count: 8
category: "Proven Industries"
url: https://www.desertcart.kr/products/227442244-proven-industries-model-400xl-puck-lock-set-made-in-usa
store_origin: KR
region: South Korea
---

# Unique anti-copy key system Aircraft-grade 6061 aluminum Pick & cut resistant design Proven Industries Model 400XL Puck-Lock Set, Made in The USA, Pack of 2, (Blue)

**Brand:** proven industries
**Price:** ₩387013
**Availability:** ✅ In Stock

## Summary

> 🔐 Lock in peace of mind with Proven Industries’ toughest puck locks!

## Quick Answers

- **What is this?** Proven Industries Model 400XL Puck-Lock Set, Made in The USA, Pack of 2, (Blue) by proven industries
- **How much does it cost?** ₩387013 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/227442244-proven-industries-model-400xl-puck-lock-set-made-in-usa)

## Best For

- proven industries enthusiasts

## Why This Product

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

## Key Features

- • **Tailored Fit:** Generous shackle dimensions (1 3/4" x 1 3/4" x 7/8") perfectly accommodate swivel hasps on enclosed trailer doors.
- • **Proudly American:** Designed, researched, and manufactured in the USA—quality and security you can stand behind.
- • **Unbreakable Armor:** Crafted from aircraft-grade 6061 aluminum for unmatched durability and corrosion resistance.
- • **Invisible Fortress:** Hidden, fully-shielded shackles protect against bolt cutters and prying tools—security you can’t see but can trust.
- • **Keyed for Convenience:** All keys are keyed alike, eliminating fumbling and streamlining your access with two keys per lock.

## Overview

The Proven Industries Model 400XL Puck-Lock Set is a premium, heavy-duty security solution made from aircraft-grade aluminum, featuring a hidden shackle design that resists picking and cutting. Each lock includes a unique anti-copy key system and fits swivel hasps on enclosed trailer doors. Manufactured in the USA, this pack of two blue puck locks offers professional-grade protection for trailers and valuables.

## Description

Proven Industries Model 400XL Puck-Lock Set, Made in The USA, Pack of 2, (Blue) - desertcart.com

Review: Pricey but great quality - Pricey but work great. Perfect locks for my enclosed trailer. Very heavy duty perfect for rear door. Highly recommend
Review: Excellent - Excellent. Works as advertised

## Features

- HEAVY-DUTY PUCK LOCKS: It’s important to do everything you can to protect your belongings and your trailer from being stolen. Our strong and pick-resistant puck locks help keep your rear and side enclosed trailer doors secure.
- TOUGH PUCK LOCKS: These padlock cylinders are constructed from aircraft-grade 6061 solid aluminum, so they’re resistant to picking and corrosion. Each lock features a hidden and fully-shielded shackle that protects against bolt cutters and prying tools.
- UNIQUE KEY DESIGN: Our puck locks have a special key design that prevents anyone from picking them or making a copy of your lock keys. Each lock comes with 2 keys, and all keys are keyed alike for your convenience.
- LOCK DIMENSIONS & SIZES: Each puck lock has a large opening on the back to accommodate for swivel hasps on an enclosed trailer door. The shackle opening measures 1 3/4" L x 1 3/4" W x 7/8" H and has a depth of 1 1/4".
- PROVEN INDUSTRIES: We are dedicated to providing our customers with the most effective trailer locks on the market. We carefully research and manufacture our locking systems from conception to fabrication in the USA.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B089XHNSG7 |
| Best Sellers Rank | #35,535 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #90 in Keyed Padlocks |
| Brand | Proven Industries |
| Color | Blue |
| Control Method | Touch |
| Controller Type | Hand Control |
| Customer Reviews | 4.3 4.3 out of 5 stars (196) |
| Date First Available | June 9, 2020 |
| Included Components | 2 puck locks and 2 keys per lock |
| Item Weight | 2.18 pounds |
| Item model number | 400XL |
| Lock Type | Key Lock |
| Manufacturer | Proven Locks |
| Manufacturer Part Number | 400XL |
| Material | Aluminum |
| Number of Pieces | 2 |
| Package Dimensions | 5.75 x 3.7 x 3.19 inches |
| Recommended Uses For Product | securing enclosed trailer doors and protecting personal belongings |
| Special Feature | Key Lock |
| Special Features | Key Lock |
| Style | Modern |
| UPC | 729573594715 |

## Product Details

- **Brand:** Proven Industries
- **Lock Type:** Key Lock
- **Material:** Aluminum
- **Recommended Uses For Product:** securing enclosed trailer doors and protecting personal belongings
- **Special Feature:** Key Lock

## Images

![Proven Industries Model 400XL Puck-Lock Set, Made in The USA, Pack of 2, (Blue) - Image 1](https://m.media-amazon.com/images/I/61nqmJIdu9L.jpg)
![Proven Industries Model 400XL Puck-Lock Set, Made in The USA, Pack of 2, (Blue) - Image 2](https://m.media-amazon.com/images/I/71qJW+d8I8L.jpg)
![Proven Industries Model 400XL Puck-Lock Set, Made in The USA, Pack of 2, (Blue) - Image 3](https://m.media-amazon.com/images/I/71hMZQxwY6L.jpg)
![Proven Industries Model 400XL Puck-Lock Set, Made in The USA, Pack of 2, (Blue) - Image 4](https://m.media-amazon.com/images/I/71XtvEHLeAL.jpg)
![Proven Industries Model 400XL Puck-Lock Set, Made in The USA, Pack of 2, (Blue) - Image 5](https://m.media-amazon.com/images/I/71j7wRpMD6L.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Pricey but great quality
*by M***E on July 28, 2025*

Pricey but work great. Perfect locks for my enclosed trailer. Very heavy duty perfect for rear door. Highly recommend

### ⭐⭐⭐⭐⭐ Excellent
*by I***. on November 30, 2025*

Excellent. Works as advertised

### ⭐⭐⭐⭐⭐ Better security
*by D***N on August 4, 2025*

Wonderful Product that keeps my equipment secure. I love the fact that these done have the same key like the store bought ones do. These are random keys that no one else has.

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**Shop now:** [https://www.desertcart.kr/products/227442244-proven-industries-model-400xl-puck-lock-set-made-in-usa](https://www.desertcart.kr/products/227442244-proven-industries-model-400xl-puck-lock-set-made-in-usa)

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-03-02*