---
product_id: 67142490
title: "Mountmaster 6x40 PX ADJ Riflescope With Mounts NMM640AO Airgun Rifle Scope Telescopic Sight"
brand: "nikko stirling"
price: "VT33494"
currency: VUV
in_stock: true
reviews_count: 4
category: "Nikko Stirling"
url: https://www.desertcart.vu/products/67142490-mountmaster-6x40-px-adj-riflescope-with-mounts-nmm640ao-airgun-rifle
store_origin: VU
region: Vanuatu
---

# 6x magnification for precision Double clamp mounts with stop pin for secure fit PX AO adjustment for crystal clarity Mountmaster 6x40 PX ADJ Riflescope With Mounts NMM640AO Airgun Rifle Scope Telescopic Sight

**Brand:** nikko stirling
**Price:** VT33494
**Availability:** ✅ In Stock

## Summary

> 🎯 Lock in your shot with Mountmaster precision – don’t miss the moment!

## Quick Answers

- **What is this?** Mountmaster 6x40 PX ADJ Riflescope With Mounts NMM640AO Airgun Rifle Scope Telescopic Sight by nikko stirling
- **How much does it cost?** VT33494 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/67142490-mountmaster-6x40-px-adj-riflescope-with-mounts-nmm640ao-airgun-rifle)

## Best For

- nikko stirling enthusiasts

## Why This Product

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

## Key Features

- • **Fast Focus Eyebell:** Quickly adjust your view for rapid target acquisition in dynamic shooting scenarios.
- • **Crystal Clear Focus:** PX Adjustable Objective (AO) eliminates parallax, ensuring pinpoint accuracy at varying distances.
- • **Rock-Solid Stability:** Double clamp two-piece mounts with stop pin guarantee a secure fit on modern 11mm dovetail rails.
- • **Lightweight & Durable:** Crafted from robust aluminium, weighing just 500g for effortless handling without compromising strength.
- • **Precision Zoom Mastery:** 6x magnification delivers sharp, detailed targeting for every shot.

## Overview

The Mountmaster 6x40 PX ADJ Riflescope by Nikko Stirling combines a powerful 6x magnification with PX adjustable objective for parallax-free clarity. Designed for modern airguns and .22 rimfires, it features a durable aluminium build, fast focus eyebell, and secure double clamp mounts with stop pin for 11mm dovetail rails. Perfect for professionals seeking reliable, sharp optics in a lightweight package.

## Description

Nikko riflescopes offer top quality optics and superb value

Review: Good review - Come before the date was very fast n lovely scope nothing wrong with it what so ever. Even got a 75 pound gift voucher for wine banging
Review: Ok scope - Ok scope

## Features

- Top quality Nikko scope with PX Adjustment (AO), fast focus eyebell and double clamp two piece mounts (with stop pin) to suit 11mm dovetails (most MODERN air rifles and rimfire rifles).
- Tube Size: 1"
- Weight: 500grams - Length: 325mm
- Mounts: Supplied with mounts to fit 11mm dovetails (most MODERN airguns and .22 rimfires)
- Reticle: Half Mil Dot Reticle

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B072HQTX1S |
| Brand Name | Nikko Stirling |
| Colour | Black |
| Compatible Devices | Rifle |
| Customer Reviews | 3.9 3.9 out of 5 stars (19) |
| Item Weight | 630 Grams |
| Magnification Maximum | 6 x |
| Magnification Minimum | 6 x |
| Manufacturer | Nikko Stirling |
| Material Type | Aluminium |
| Mounting Type | Dovetail Mount |
| Night vision | No |
| Objective Lens Diameter | 40 Millimetres |
| Product Style | Modern |
| Reticle Type | Mil-Dot |
| Sport Type | Airsoft |

## Product Details

- **Brand:** Nikko Stirling
- **Colour:** Black
- **Compatible devices:** Rifle
- **Item weight:** 630 Grams
- **Magnification maximum:** 6 x
- **Magnification minimum:** 6 x
- **Material:** Aluminium
- **Objective lens diameter:** 40 Millimetres
- **Sport:** Airsoft
- **Style:** Modern

## Images

![Mountmaster 6x40 PX ADJ Riflescope With Mounts NMM640AO Airgun Rifle Scope Telescopic Sight - Image 1](https://m.media-amazon.com/images/I/71cduiz9K+L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good review
*by R***S on 16 September 2019*

Come before the date was very fast n lovely scope nothing wrong with it what so ever. Even got a 75 pound gift voucher for wine banging

### ⭐⭐⭐ Ok scope
*by M***H on 24 November 2025*

Ok scope

### ⭐⭐⭐⭐⭐ Nice scope
*by M***S on 30 June 2020*

Very easy to zero, well worth the money. Very good scope ,

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- Nikko Stirling Mountmaster 6x40 PX ADJ Riflescope With Mounts NMM640AO Airgun Rifle Scope Telescopic Sight
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**Shop now:** [https://www.desertcart.vu/products/67142490-mountmaster-6x40-px-adj-riflescope-with-mounts-nmm640ao-airgun-rifle](https://www.desertcart.vu/products/67142490-mountmaster-6x40-px-adj-riflescope-with-mounts-nmm640ao-airgun-rifle)

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*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-05-07*