---
product_id: 321444195
title: "Master Lock Your Own Combination Lock Set, 30 mm Wide, Black"
brand: "master lock"
price: "€ 27.31"
currency: EUR
in_stock: true
reviews_count: 6
category: "Master Lock"
url: https://www.desertcart.be/products/321444195-master-lock-your-own-combination-lock-set-30-mm-wide
store_origin: BE
region: Belgium
---

# 30mm steel body for durability 3-dial customizable combo lock Cut & saw resistant shackle Master Lock Your Own Combination Lock Set, 30 mm Wide, Black

**Brand:** master lock
**Price:** € 27.31
**Availability:** ✅ In Stock

## Summary

> 🔐 Lock in your security, unlock your freedom.

## Quick Answers

- **What is this?** Master Lock Your Own Combination Lock Set, 30 mm Wide, Black by master lock
- **How much does it cost?** € 27.31 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/321444195-master-lock-your-own-combination-lock-set-30-mm-wide)

## 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

- • **Compact Yet Mighty:** Slim 30mm width fits backpacks, luggage, and briefcases effortlessly.
- • **Rust-Free Reliability:** Premium materials keep internal parts corrosion-free for lasting use.
- • **Steel-Strong Durability:** 30mm solid metal body resists cutting and sawing attempts.
- • **Effortless Protection On-The-Go:** Ideal for travel and daily use—secure your essentials anywhere.
- • **Set Your Own Code, Own Your Security:** Personalize your 3-dial combo for keyless peace of mind.

## Overview

The Master Lock Your Own Combination Lock Set features a 30mm wide steel body and a 3-dial customizable combination for keyless convenience. Its cut-resistant shackle and rust-proof internal components ensure durable, reliable protection for luggage, backpacks, and personal belongings. Compact and polished in black, it’s designed for easy, secure use in travel and everyday scenarios.

## Description

Master Lock Your Own Combination Lock Set is 30 mm wide metal body for durability. The 3/16 inch (5 mm) diameter shackle is 7/8 inch (22 mm) long. This lock is made of steel, offering resistance to cutting and sawing. The 3 dial combination security offers keyless convenience. Ideal to use for luggage, backpacks, duffel bags, sports bags, briefcases, computer bags and cabinets. Protect your valuable belongings of your home in your absence by locking them with this high quality locks. This strengthens the security and makes it difficult to break open. The body of the lock is clinched and rivet less which makes it more strong as compared to a riveted body. The use of premium quality materials of this lock makes the internal components to stay free from rust. Comes in black colour.

Review: Defect lock - BE CAREFUL!!!!! Don’t buy..... you can’t set your own combinations and you can’t return.... what a scam!!!!!!!⛔️⛔️
Review: Not good - Very hard to use , I couldn’t change the code even with YouTube videos

## Features

- Luggage lock is best used as a luggage lock or backpack lock
- Made of steel, offering resistance to cutting and sawing
- The 3 dial combination security offers keyless convenience
- Set your own combination convenience
- Protect your valuable belongings of your home in your absence

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000BD8MQ0 |
| Additional Features | Cut Resistant |
| Best Sellers Rank | #39,910 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #287 in Combination Locks |
| Brand | Master Lock |
| Brand Name | Master Lock |
| Color | Black |
| Control Method | Touch |
| Controller Type | Manual |
| Customer Reviews | 4.4 out of 5 stars 13,446 Reviews |
| Finish Types | Polished |
| Global Trade Identification Number | 00071649080050 |
| Included Components | 1 x Master Lock Your Own Combination Lock Set, 30 mm Wide, Black |
| Item Dimensions | 14 x 30 x 73 millimeters |
| Item Type Name | Lock |
| Item Weight | 0.08 Kilograms |
| Item dimensions L x W x H | 14 x 30 x 73 millimeters |
| Lock Type | Combination Lock |
| Lock type | Combination Lock |
| Manufacturer | Master Lock Company LLC |
| Manufacturer Part Number | 647D |
| Material | Other |
| Material Type | Other |
| Model Name | Lock |
| Model Number | 647BLKEC |
| Number of Pieces | 1 |
| Recommended Uses For Product | Backpack & Gym Bags, Indoor Use |
| Recommended uses for product | Backpack & Gym Bags, Indoor Use |
| Shape | Rectangular/Irregular |
| Smart Home Compatibility | Not Smart Home Compatible |
| Special features | Cut Resistant |
| Style Name | Scrolling |
| UPC | 071649080050 |
| Unit Count | 1 Piece |

## Product Details

- **Brand:** Master Lock
- **Item dimensions L x W x H:** 14 x 30 x 73 millimeters
- **Lock type:** Combination Lock
- **Material:** Other
- **Special features:** Cut Resistant

## Images

![Master Lock Your Own Combination Lock Set, 30 mm Wide, Black - Image 1](https://m.media-amazon.com/images/I/618a93myJrL.jpg)
![Master Lock Your Own Combination Lock Set, 30 mm Wide, Black - Image 2](https://m.media-amazon.com/images/I/61t+XE7BUNL.jpg)
![Master Lock Your Own Combination Lock Set, 30 mm Wide, Black - Image 3](https://m.media-amazon.com/images/I/71HsqauBLgL.jpg)
![Master Lock Your Own Combination Lock Set, 30 mm Wide, Black - Image 4](https://m.media-amazon.com/images/I/610xvvXGIWL.jpg)
![Master Lock Your Own Combination Lock Set, 30 mm Wide, Black - Image 5](https://m.media-amazon.com/images/I/51pdrX-A-nL.jpg)

## Available Options

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

## Questions & Answers

**Q: What is the exact length & width of this lock?**
A: The measurements of the lock are:height 1 3/4"width 1 1/4"thickness 1/2"shackle height 1 1/8"shackle thick 3/16"Hope this helps.

**Q: i followed the instructions and put it in the 90 degree position. now it's stuck there. anyone have a solution?**
A: If you're able to push down and turn, then do so. If not, try the new code or the original if that doesn't work. Also, be sure that you followed the instructions on which way to turn the lock while setting the code, as different steps have different directions.

**Q: How do I change my combination?**
A: It doesn’t work, every time I try to change the code the lock it’s stuck and stops working. Then I had to buy a new one it sucks

**Q: Is the body made of metal or plastic?**
A: The lock as a metal body.

## Customer Reviews

### ⭐ Defect lock
*by Y***F on 2 September 2019*

BE CAREFUL!!!!! Don’t buy..... you can’t set your own combinations and you can’t return.... what a scam!!!!!!!⛔️⛔️

### ⭐⭐ Not good
*by N***O on 2 May 2026*

Very hard to use , I couldn’t change the code even with YouTube videos

### ⭐⭐⭐⭐⭐ Secure and Easy to Use!
*by N***A on 17 December 2024*

The Master Lock 647D is perfect for travel, offering a sturdy design and easy-to-set combination. Its compact size fits luggage, backpacks, and lockers, while the black finish looks sleek. Reliable and lightweight—great for peace of mind on the go!

## Frequently Bought Together

- Master Lock Black Combination Padlock, Indoor Gym Locker Lock with Customizable 3-digit Code for Luggage, Backpacks, Cabinets, 647D
- Ultimate Gym Bag 2.0: The Durable Crowdsource Designed Duffel Bag with 10 Optimal Compartments Including Water Resistant Pouch
- Rainleaf Microfiber Towel Perfect Travel & Gym & Camping Towel. Quick Dry - Super Absorbent - Ultra Compact - Lightweight. Suitable for Trip, Beach, Shower, Backpacking, Pool

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*Product available on Desertcart Belgium*
*Store origin: BE*
*Last updated: 2026-07-22*