---
product_id: 523921368
title: "Feyachi M40 3X Red Dot Magnifier with Flip to Side Mount, Focus Adjustment, Windage & Elevation Adjustable, 37/40MM Height, Black"
brand: "feyachi"
price: "1122 zł"
currency: PLN
in_stock: true
url: https://www.desertcart.pl/products/523921368-feyachi-m40-3x-red-dot-magnifier-with-flip-to-side
store_origin: PL
region: Poland
---

# 3X variable magnification Quick-release flip-to-side mount Windage & elevation adjustable Feyachi M40 3X Red Dot Magnifier with Flip to Side Mount, Focus Adjustment, Windage & Elevation Adjustable, 37/40MM Height, Black

**Brand:** feyachi
**Price:** 1122 zł
**Availability:** ✅ In Stock

## Summary

> 🔭 Elevate your aim with 3X clarity and instant tactical readiness!

## Quick Answers

- **What is this?** Feyachi M40 3X Red Dot Magnifier with Flip to Side Mount, Focus Adjustment, Windage & Elevation Adjustable, 37/40MM Height, Black by feyachi
- **How much does it cost?** 1122 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/523921368-feyachi-m40-3x-red-dot-magnifier-with-flip-to-side)

## Best For

- feyachi enthusiasts

## Why This Product

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

## Key Features

- • **Built to Endure:** Machined aluminum body with nitrogen purge for waterproof, fog & shock resistance
- • **Perfect Compatibility:** Designed for Absolute & lower 1/3 co-witness red dot scopes
- • **Crystal-Clear Precision:** Fully multicoated glass for sharp, vibrant sight picture
- • **Effortless Target Acquisition:** Fast focus eyepiece keeps your view razor-sharp in seconds
- • **Seamless Tactical Flexibility:** Push-button flip mount for instant side engagement/disengagement

## Overview

The FeyachiM40 is a rugged 3X magnifier designed to enhance your red dot sight with sharp, multicoated optics and quick flip-to-side mounting. Featuring adjustable focus, windage, and elevation, it ensures precise target acquisition while its durable aluminum build with nitrogen purge guarantees waterproof, fog-proof, and shock-resistant performance.

## Description

M40 3X Red Dot Magnifier with Flip to Side Mount, Focus Adjustment, Windage & Elevation Adjustable, 37/40MM Height, Black

## Features

- This red dot sight magnifier adds 3X variable magnification to your standard red dot sight and maintains an expansive field of view with comfortable 2.4 inches eye relief.
- Fully multicoated clear glass for sharp sight picture, ensure good resolution, enhanced light gathering capabilities, and provide solid color fidelity.
- The quick-release mount with included a lower 1/3 co-witness spacer, with a fast flip-to-side engagement. The push-button design engages and disengages the flip mount, locking into place the magnifier. Designed to work with Absolute and lower 1/3 co-witness red dot scope.
- The adjustable eyepiece provides a fast focus ability that helps keep the image sharp and clear. Windage/Elevation adjustability for optimum view centering.
- The 3x optics magnifier is constructed of high-quality machined aluminum and anodized with a nitrogen purge, ensuring waterproofing, fog resistance, and shockproofing.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Feyachi |
| Model Number | M40 |
| Colour | Black |
| Product Dimensions | 7.24 x 3.71 x 4.22 cm; 297.67 g |
| Material | Aluminium |
| Compatible Models | Rifle |
| Item Weight | 297 g |

## Product Details

- **Brand:** Feyachi
- **Colour:** Black
- **Style:** Left Side Flip
- **Sport:** Paintball
- **Item weight:** 10.5 Ounces
- **Material:** Aluminium
- **Magnification maximum:** 3 x
- **Objective lens diameter:** 21 Millimetres
- **Magnification minimum:** 3 x
- **Compatible devices:** Rifle

## Images

![Feyachi M40 3X Red Dot Magnifier with Flip to Side Mount, Focus Adjustment, Windage & Elevation Adjustable, 37/40MM Height, Black - Image 1](https://m.media-amazon.com/images/I/618clDn0nOL.jpg)

## Available Options

This product comes in different **Style Name** options.

## Questions & Answers

**Q: Does it do shotgun**
A: This magnifier is suitable for use on firearms with Weaver/Picatinny Rail.

## Frequently Bought Together

- Feyachi M40 3X Red Dot Magnifier with Flip to Side Mount, Focus Adjustment, Windage & Elevation Adjustable, 37/40MM Height, Black
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**Shop now:** [https://www.desertcart.pl/products/523921368-feyachi-m40-3x-red-dot-magnifier-with-flip-to-side](https://www.desertcart.pl/products/523921368-feyachi-m40-3x-red-dot-magnifier-with-flip-to-side)

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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-01-22*