---
product_id: 170630221
title: "Macnaught KY Plus Locking Safety Grease Coupler - Smallest Diameter Bore on Market - 2 Year Warranty"
brand: "macnaught"
price: "9272 kr"
currency: ISK
in_stock: true
reviews_count: 13
category: "Macnaught"
url: https://www.desertcart.is/products/170630221-macnaught-ky-plus-locking-safety-grease-coupler-smallest-diameter-bore
store_origin: IS
region: Iceland
---

# Patented locking safety Smallest diameter bore 2-year warranty protection Macnaught KY Plus Locking Safety Grease Coupler - Smallest Diameter Bore on Market - 2 Year Warranty

**Brand:** macnaught
**Price:** 9272 kr
**Availability:** ✅ In Stock

## Summary

> 🔧 Lock in safety, unlock efficiency.

## Quick Answers

- **What is this?** Macnaught KY Plus Locking Safety Grease Coupler - Smallest Diameter Bore on Market - 2 Year Warranty by macnaught
- **How much does it cost?** 9272 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/170630221-macnaught-ky-plus-locking-safety-grease-coupler-smallest-diameter-bore)

## Best For

- macnaught enthusiasts

## Why This Product

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

## Key Features

- • **Compact & Streamlined:** Smallest barrel diameter on the market for superior accessibility in tight spaces.
- • **Pressure-Relief Innovation:** Internal pressure relief reduces high-pressure grease release at 10,000 PSI for safer handling.
- • **Industry-Leading Safety Lock:** Patented release mechanism locks tight and self-assists off the fitting, minimizing risk.
- • **Built to Last with Confidence:** Heavy-duty metal construction backed by a 2-year warranty ensures durability and peace of mind.
- • **Effortless One-Handed Operation:** True one-handed design for quick, hassle-free use on the job.

## Overview

The Macnaught KY Plus Locking Safety Grease Coupler features a patented release mechanism for enhanced safety and ease of use, a compact design with the smallest diameter bore available, and an internal pressure relief system to prevent high-pressure grease release. Built from heavy-duty metal and backed by a 2-year warranty, it offers reliable, one-handed operation for professional-grade grease applications.

## Description

Product description Locks On Tight and Self Assists Off the Fitting True One-Handed Design – Easy to Use Compact Barrel Diameter – Smallest diameter on the market (.578″) Two sizes - 1.3" barrel and 2.5" barrel Internal pressure relief that reduces the risk of high-pressure grease release Use with Manual Grease Guns, Battery Powered Grease Guns and Pneumatic Greasing Systems Fits all Grease Guns - 1/8” NPT fitting. The Innovative KY+ Grease Coupler Is a STANDARD GAME CHANGER IN EQUIPMENT MAINTENANCE True One Handed Design True One-Handed Design – Easy to Use. Snap on-and-off connection reduces hydraulic bind and high pressure The Smallest Diameter Bore Coupler Compact Barrel Diameter – Smallest diameter on the market (.578″). Great for hard to reach areas. The KY+ grease gun coupler provides a strong, leak-free connection while improving safety and usability.

## Features

- Macnaught’s Patented Release Mechanism Delivers Enhanced Safety and is Both Easier and Faster To Use. The KY+ Retains the Benefit of the Original Floating Jaw Design, Providing a Strong, Leak-Free Connection while Improving Safety and Usability -- Two-year warranty!
- Locks On Tight and Self Assists Off the Fitting.
- True One-Handed Design – Easy to Use.
- Compact Barrel Diameter – Smallest diameter on the market today.
- Internal pressure relief reduces the risk of high-pressure grease release at 10,000 PSI.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07Z2TT298 |
| Best Sellers Rank | #255,548 in Automotive ( See Top 100 in Automotive ) #307 in Power Tool Lubricants #384 in Grease Guns |
| Brand | Macnaught |
| Brand Name | Macnaught |
| Color | Gray |
| Connector Type | Coupling |
| Customer Reviews | 3.9 out of 5 stars 364 Reviews |
| Exterior Finish | Metal |
| Included Components | Locking Safety Grease Coupler |
| Item Dimensions | 0.11 x 0.03 x 0.17 inches |
| Item Weight | 3.04 ounces |
| Item dimensions L x W x H | 0.11 x 0.03 x 0.17 inches |
| Manufacturer | MACNAUGHT USA Inc |
| Manufacturer Part Number | KYPLUS-02 |
| Manufacturer Warranty Description | 2 |
| Material | Metal |
| Material Type | Metal |
| Model Number | KYPLUS-02 |
| Number of Pieces | 1 |
| Size | 1/8 NPT(F) Inlet |
| Thread Size | 1/8 NPT |
| Thread Type | NPT |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** Macnaught
- **Color:** Gray
- **Connector Type:** Coupling
- **Exterior Finish:** Metal
- **Item Weight:** 0.19 Pounds
- **Item dimensions L x W x H:** 0.11 x 0.03 x 0.17 inches
- **Material:** Metal
- **Size:** 1/8 NPT(F) Inlet
- **Thread Size:** 1/8 NPT
- **Thread Type:** NPT

## Images

![Macnaught KY Plus Locking Safety Grease Coupler - Smallest Diameter Bore on Market - 2 Year Warranty - Image 1](https://m.media-amazon.com/images/I/61la-N6YcML.jpg)
![Macnaught KY Plus Locking Safety Grease Coupler - Smallest Diameter Bore on Market - 2 Year Warranty - Image 2](https://m.media-amazon.com/images/I/81KVwUbMFPL.jpg)
![Macnaught KY Plus Locking Safety Grease Coupler - Smallest Diameter Bore on Market - 2 Year Warranty - Image 3](https://m.media-amazon.com/images/I/81qo29X3OAL.jpg)
![Macnaught KY Plus Locking Safety Grease Coupler - Smallest Diameter Bore on Market - 2 Year Warranty - Image 4](https://m.media-amazon.com/images/I/814Ljc1kMqL.jpg)
![Macnaught KY Plus Locking Safety Grease Coupler - Smallest Diameter Bore on Market - 2 Year Warranty - Image 5](https://m.media-amazon.com/images/I/71Q8z+czKBL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by R***. on March 26, 2023*



### ⭐⭐⭐⭐⭐ Review
*by T***R on August 13, 2025*



### ⭐ Review
*by B***. on June 20, 2022*



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**Shop now:** [https://www.desertcart.is/products/170630221-macnaught-ky-plus-locking-safety-grease-coupler-smallest-diameter-bore](https://www.desertcart.is/products/170630221-macnaught-ky-plus-locking-safety-grease-coupler-smallest-diameter-bore)

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*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-05-03*