---
product_id: 509904123
title: "Grease Gun Coupler, Strong Lock Release Grease Coupler with 12\" Spring Flex Hose, 12000 PSI Quick Release Metal Grease Gun Couplers Compatible with All Grease Guns 1/8\" NPT Grease Gun Fitting"
brand: "sthira"
price: "NT$317"
currency: TWD
in_stock: true
reviews_count: 8
url: https://www.desertcart.tw/products/509904123-grease-gun-coupler-strong-lock-release-grease-coupler-with-12
store_origin: TW
region: Taiwan
---

# 12000 PSI max pressure Universal 1/8" NPT compatibility 6-jaw strong lock mechanism Grease Gun Coupler, Strong Lock Release Grease Coupler with 12" Spring Flex Hose, 12000 PSI Quick Release Metal Grease Gun Couplers Compatible with All Grease Guns 1/8" NPT Grease Gun Fitting

**Brand:** sthira
**Price:** NT$317
**Availability:** ✅ In Stock

## Summary

> 🔧 Lock in power, unlock efficiency—grease like a pro!

## Quick Answers

- **What is this?** Grease Gun Coupler, Strong Lock Release Grease Coupler with 12" Spring Flex Hose, 12000 PSI Quick Release Metal Grease Gun Couplers Compatible with All Grease Guns 1/8" NPT Grease Gun Fitting by sthira
- **How much does it cost?** NT$317 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/509904123-grease-gun-coupler-strong-lock-release-grease-coupler-with-12)

## Best For

- sthira enthusiasts

## Why This Product

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

## Key Features

- • **Precision 6-Jaw Lock:** Secure one-handed operation with a reinforced bite lock that grips tight every time.
- • **Durability Meets Comfort:** Premium alloy steel construction with rust-resistant finish and rubberized handle for long-lasting, comfortable use.
- • **Universal Fit for Every Job:** Compatible with all 1/8" NPT grease guns and both SAE & metric fittings—never worry about compatibility again.
- • **Unmatched Pressure Endurance:** Withstands up to 12,000 PSI for heavy-duty lubrication without leaks.
- • **Flexible Convenience Included:** Comes with a 12" spring flex hose for easy access in tight or awkward spaces—upgrade your grease game.

## Overview

The STHIRA Grease Gun Coupler is a premium, universal 1/8" NPT fitting tool designed for professional-grade lubrication. Featuring a robust 6-jaw lock mechanism and reinforced alloy steel construction, it delivers leak-proof performance up to 12,000 PSI. Its ergonomic design includes a rubberized handle and a flexible 12" spring hose, making it the ultimate upgrade for automotive, industrial, and agricultural maintenance tasks.

## Description

Full description not available

## Features

- UNIVERSAL COMPATIBILITY: Grease gun coupler fits all 1/8" NPT standard grease gun, pneumatic grease Gun, manual grease gun, electric grease gun, also suitable for all DIN and SAE grease nipples and all SAE and metric Zerk joints. Simply replace your existing grease gun coupler and this grease gun tool is ready for use in automotive repair, job site large machinery and axles and drive trains, it is also great for lubricating farm tractors, plows, stump pullers, disc harrows, seeders and more.
- PREMIUM DURABILITY AND STURDY: The grease gun coupler is crafted with upgraded premium alloy steel with rubberized handle bar, sturdy and durable to use, rust resistance, corrision resistance, longer service life. Optimizing the thickness of the steel and upgrading the 6-jaw bite lock on the original basis, quality steel, quality design principle, Wear-resistant and durable Long life span, Lowest lifetime cost, believe me, this will be your best choice!!
- UPGRADE PERFORMANCE: With 6-jaw coupler and excellent durability makes the grease gun coupler can stand with max 12000 PSI jetting pressure, leakingproof. This grease gun coupler with 12 Inch Spring Flex HoseUpgrade-strong 6-jaw coupler, grease gun coupler reinforced jaws and quality sealing gasket ensure long lasting and stable performance tighter and no oil leakage, use testing: Leak prevention even when tested at extreme pressures of 12, 000 PSI or higher.
- EASY TO USE: Grease gun coupler with smooth strong 6-jaw bite lock on function allows one-handed operation, no need to hold when lubricating, after locking the grease gun coupler, you can free your hands to operate the grease gun. Quick to connect and release, with smooth retraction mechanism, you just squeeze the trigger and aim the coupler to the grease gun fitting and insert, and release the trigger, the coupler will catch the fitting firmly. No need to hold the trigger while greasing.
- NICE REPLACEMENT GREASE GUN COUPLER: Compatible with most grease guns in market with 1/8" NPT fitting. Great and nice quality replacement grease gun coupler for aging, broken grease gun coupler. Also coming with a free 12'' hose for your convenience. Not only have a new upgraded and enhanced version (high pressure, leak-proof, fast grease filling, optimized steel thickness, 6-jaw bite lock, one-hand operation, lowest lifetime cost) but the coupler fits all 1/8" NPT standard grease gun fitting.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | STHIRA |
| Country of Origin | China |
| Item model number | A-966 |
| Product Dimensions | 9 x 3 x 2 cm; 155.5 g |
| ASIN | B0BQYV8MRG |

## Images

![Grease Gun Coupler, Strong Lock Release Grease Coupler with 12" Spring Flex Hose, 12000 PSI Quick Release Metal Grease Gun Couplers Compatible with All Grease Guns 1/8" NPT Grease Gun Fitting - Image 1](https://m.media-amazon.com/images/I/51x0frnmdFL.jpg)
![Grease Gun Coupler, Strong Lock Release Grease Coupler with 12" Spring Flex Hose, 12000 PSI Quick Release Metal Grease Gun Couplers Compatible with All Grease Guns 1/8" NPT Grease Gun Fitting - Image 2](https://m.media-amazon.com/images/I/51VLEEuhOfL.jpg)
![Grease Gun Coupler, Strong Lock Release Grease Coupler with 12" Spring Flex Hose, 12000 PSI Quick Release Metal Grease Gun Couplers Compatible with All Grease Guns 1/8" NPT Grease Gun Fitting - Image 3](https://m.media-amazon.com/images/I/619uHBjRmUL.jpg)
![Grease Gun Coupler, Strong Lock Release Grease Coupler with 12" Spring Flex Hose, 12000 PSI Quick Release Metal Grease Gun Couplers Compatible with All Grease Guns 1/8" NPT Grease Gun Fitting - Image 4](https://m.media-amazon.com/images/I/612RNtnrqyL.jpg)
![Grease Gun Coupler, Strong Lock Release Grease Coupler with 12" Spring Flex Hose, 12000 PSI Quick Release Metal Grease Gun Couplers Compatible with All Grease Guns 1/8" NPT Grease Gun Fitting - Image 5](https://m.media-amazon.com/images/I/61EYjIX7CBL.jpg)

## Available Options

This product comes in different **Item Shape** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Greace Gun
*by V***M on 7 June 2025*

Good

### ⭐⭐⭐⭐ Nice one
*by R***H on 21 January 2025*

It's a good product to use for industrial purpose

### ⭐⭐⭐⭐⭐ Best quality 👌
*by S***. on 16 March 2025*

Best product Best quality

## Frequently Bought Together

- STHIRA® Grease Gun Coupler, Strong Lock Release Grease Coupler with 12" Spring Flex Hose, 12000 PSI Quick Release Metal Grease Gun Couplers Compatible with All Grease Guns 1/8" NPT Grease Gun Fitting
- JCB Tools Heavy Duty Lever Grease Gun with Aluminum Die cast head. Air Release valve on Head. Complete with Rigid Extention and Coupler, 22025930

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*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-01-25*