---
product_id: 1783220
title: "Hammerfist Self-Defense Ninja Sapphire Blue Key Chain"
brand: "armory replicas"
price: "HK$129"
currency: HKD
in_stock: true
url: https://www.desertcart.hk/products/1783220-hammerfist-self-defense-ninja-sapphire-blue-key-chain
store_origin: HK
region: Hong Kong
---

# Sapphire Finish Lanyard Included 5.5" Length Hammerfist Self-Defense Ninja Sapphire Blue Key Chain

**Brand:** armory replicas
**Price:** HK$129
**Availability:** ✅ In Stock

## Summary

> 🔒 Stay Safe, Stay Stylish!

## Quick Answers

- **What is this?** Hammerfist Self-Defense Ninja Sapphire Blue Key Chain by armory replicas
- **How much does it cost?** HK$129 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/1783220-hammerfist-self-defense-ninja-sapphire-blue-key-chain)

## Best For

- armory replicas enthusiasts

## Why This Product

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

## Key Features

- • **Sleek Design:** Eye-catching sapphire blue finish.
- • **Versatile Use:** Includes lanyard for easy attachment.
- • **Durable Material:** Crafted from high-quality cast aluminum.
- • **Compact & Powerful:** Perfect for on-the-go self-defense.
- • **Lightweight & Portable:** Easily fits in your pocket or bag.

## Overview

The Hammerfist Self-Defense Ninja Sapphire Blue Key Chain is a compact self-defense tool made from durable cast aluminum, featuring a striking sapphire blue finish. Measuring 5.5 inches in length, it comes with a black lanyard cord for easy carrying, making it a stylish yet practical accessory for personal safety.

## Description

Depending on the manner held, this keychain can be used to deliver hammerfist strikes, pressure point attacks, hardened fist punches, or metallic flailing attacks. Grooves add increased grip to make sure it does not slip out of your grasp. Whether you use it as a standard key ring or for personal protection, when clutched in your hand, you will walk a lot safer with one of these at your reach. Our premium blue key chain will match any name brand in the market as ours are above the market standards of construction with its well-built and compact made from unbreakable cast aluminum. This piece offers an Aluminum light weight construction and an all blue finish making it easier for the defender to see when using. The top features a key ring or lanyard hole and it comes equipped with a short black lanyard cord which helps to secure this item around your wrist. The top offers a flat surface making your thumb more comfortable while using and a pointed tip allowing the defender more point of pressure on the attacker when using. Owning one of these can be a lifesaving self-defense weapon against attackers. You can give it as a gift or keep it as a personal protector.

## Features

- Aluminum
- Imported
- Pull On closure
- Overall Length: 5.5 Inches
- Material: Cast Aluminum, Sapphire blue Finish
- Includes: Black Lanyard Cord, Round Grooves, Lanyard or Keyring Hole

## Images

![Hammerfist Self-Defense Ninja Sapphire Blue Key Chain - Image 1](https://m.media-amazon.com/images/I/418y66h11DL.jpg)
![Hammerfist Self-Defense Ninja Sapphire Blue Key Chain - Image 2](https://m.media-amazon.com/images/I/41lf3fY5h3L.jpg)
![Hammerfist Self-Defense Ninja Sapphire Blue Key Chain - Image 3](https://m.media-amazon.com/images/I/411VqW-a0LL.jpg)

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**Shop now:** [https://www.desertcart.hk/products/1783220-hammerfist-self-defense-ninja-sapphire-blue-key-chain](https://www.desertcart.hk/products/1783220-hammerfist-self-defense-ninja-sapphire-blue-key-chain)

---

*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-03-02*