---
product_id: 378257399
title: "VIBORG Solid SUS304 Stainless Steel 3MM Extra-Thick Casting Heavy Duty Door Chain Door Limiter External Door Restrictor Security Lock Safety Guard Chain EK-07A-SS"
brand: "viborg"
price: "HK$339"
currency: HKD
in_stock: true
url: https://www.desertcart.hk/products/378257399-viborg-solid-sus304-stainless-steel-3mm-extra-thick-casting-heavy
store_origin: HK
region: Hong Kong
---

# 3MM extra-thick SUS304 steel chain Precision CNC machining for durability Heavy-duty security lock with rust-proof finish VIBORG Solid SUS304 Stainless Steel 3MM Extra-Thick Casting Heavy Duty Door Chain Door Limiter External Door Restrictor Security Lock Safety Guard Chain EK-07A-SS

**Brand:** viborg
**Price:** HK$339
**Availability:** ✅ In Stock

## Summary

> 🛡️ Lock in peace of mind with VIBORG’s fortress-grade door chain!

## Quick Answers

- **What is this?** VIBORG Solid SUS304 Stainless Steel 3MM Extra-Thick Casting Heavy Duty Door Chain Door Limiter External Door Restrictor Security Lock Safety Guard Chain EK-07A-SS by viborg
- **How much does it cost?** HK$339 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/378257399-viborg-solid-sus304-stainless-steel-3mm-extra-thick-casting-heavy)

## Best For

- viborg enthusiasts

## Why This Product

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

## Key Features

- • **Unmatched Strength:** 3MM thick SUS304 stainless steel chain built to withstand forced entry attempts.
- • **Heavy-Duty Security:** Robust door restrictor designed to delay intruders and provide critical extra seconds of protection.
- • **Precision Engineered:** Crafted with fully automated CNC machining ensuring flawless durability and stability.
- • **Effortless Installation:** Includes 304 stainless steel mounting screws for quick, secure setup on wood and UPVC doors.
- • **Lifetime Rust Resistance:** Premium stainless steel finish that stays corrosion-free, maintaining sleek aesthetics forever.

## Overview

The VIBORG EK-07A-SS is a heavy-duty door chain made from solid 3MM thick SUS304 stainless steel, precision-machined for superior durability and a sleek brushed finish. Designed to provide enhanced security by delaying forced entry attempts, it is rust-proof and built to last a lifetime. Ideal for wood and UPVC doors, it comes complete with stainless steel mounting screws for easy installation.

## Description

VIBORG Solid SUS304 Stainless Steel 3MM Extra-Thick Casting Heavy Duty Door Chain Door Limiter External Door Restrictor Security Lock Safety Guard Chain EK-07A-SS

## Features

- Solid SUS-304 stainless steel 3MM extra-thick casting, with 3MM extra-thick robust SUS304 stainless steel chain - HEAVY DUTY - it is a more robust version of standard door guard chain that offers even more strength in the event of an intruder trying to force their way into your property - provides a useful deterrent and a vital delay in the event of burglary intruder attempting to gain entry to your house.
- Machined via fully automated precision CNC (Computer Numerical Control) machine tool to ensure quality stability and durability of the product & with truly excellent straight-line brushed finish - the appearance of the product looks very aesthetically pleasing.
- Top quality product. Will not rust, remains stainless forever - a durable quality product that can last a lifetime!
- Product net weight: 210 gram.
- Comes with 304 stainless steel mounting screws

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | VIBORG |
| Item Weight | 210 g |
| Package Dimensions | 14.71 x 7.9 x 2.9 cm; 210 g |
| Item Package Quantity | 1 |
| Batteries Included? | No |
| Batteries Required? | No |

## Images

![VIBORG Solid SUS304 Stainless Steel 3MM Extra-Thick Casting Heavy Duty Door Chain Door Limiter External Door Restrictor Security Lock Safety Guard Chain EK-07A-SS - Image 1](https://m.media-amazon.com/images/I/51t4lrW6lxL.jpg)
![VIBORG Solid SUS304 Stainless Steel 3MM Extra-Thick Casting Heavy Duty Door Chain Door Limiter External Door Restrictor Security Lock Safety Guard Chain EK-07A-SS - Image 2](https://m.media-amazon.com/images/I/51a6-8x+RmL.jpg)
![VIBORG Solid SUS304 Stainless Steel 3MM Extra-Thick Casting Heavy Duty Door Chain Door Limiter External Door Restrictor Security Lock Safety Guard Chain EK-07A-SS - Image 3](https://m.media-amazon.com/images/I/41EPi0c7ChL.jpg)
![VIBORG Solid SUS304 Stainless Steel 3MM Extra-Thick Casting Heavy Duty Door Chain Door Limiter External Door Restrictor Security Lock Safety Guard Chain EK-07A-SS - Image 4](https://m.media-amazon.com/images/I/51lOGyhuDbL.jpg)
![VIBORG Solid SUS304 Stainless Steel 3MM Extra-Thick Casting Heavy Duty Door Chain Door Limiter External Door Restrictor Security Lock Safety Guard Chain EK-07A-SS - Image 5](https://m.media-amazon.com/images/I/61wzDe8QHhL.jpg)

## Frequently Bought Together

- VIBORG Solid SUS304 Stainless Steel 3MM Extra-Thick Casting Heavy Duty Door Chain inside Door Limiter External Front Door Restrictor Security Lock Safety Guard Chain EK-07A-SS
- Prime-Line U 9847 Patio Sliding Door Loop Lock – Increase Home Security, Install Additional Child-Safe Security, 2-1/8 In. Hardened Steel Bar with Diecast Base, Chrome Plated (Single Pack)

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**Shop now:** [https://www.desertcart.hk/products/378257399-viborg-solid-sus304-stainless-steel-3mm-extra-thick-casting-heavy](https://www.desertcart.hk/products/378257399-viborg-solid-sus304-stainless-steel-3mm-extra-thick-casting-heavy)

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-02-21*