---
product_id: 1836888
title: "MBUS Flip-Up Backup Sights, Black, Rear Sight"
brand: "magpul"
price: "1066 DH"
currency: MAD
in_stock: true
category: "Magpul"
url: https://www.desertcart.ma/products/1836888-mbus-flip-up-backup-sights-black-rear-sight
store_origin: MA
region: Morocco
---

# Less than 1 MOA shift Spring-loaded flip-up Impact-resistant polymer MBUS Flip-Up Backup Sights, Black, Rear Sight

**Brand:** magpul
**Price:** 1066 DH
**Availability:** ✅ In Stock

## Summary

> 🔫 Ready When You Are: The Backup Sight That Never Quits

## Quick Answers

- **What is this?** MBUS Flip-Up Backup Sights, Black, Rear Sight by magpul
- **How much does it cost?** 1066 DH with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ma](https://www.desertcart.ma/products/1836888-mbus-flip-up-backup-sights-black-rear-sight)

## Best For

- magpul enthusiasts

## Why This Product

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

## Key Features

- • **Instant Deployment 🔄:** Spring-assisted flip-up mechanism activates effortlessly from either side or the top for rapid target acquisition.
- • **Precision Retention 🎯:** Maintains point-of-impact with less than 1 MOA shift even after multiple 5-foot concrete drops—battle-tested reliability.
- • **Universal Compatibility 🔗:** Clamps securely to any MIL-STD-1913 Picatinny or STANAG 4694 rail, matching standard A2 iron sight height for seamless co-witnessing.
- • **Unmatched Durability 🛡️:** Engineered from impact-resistant polymer to survive harsh drops and operational abuse without losing zero.
- • **Tool-Friendly Adjustments 🛠️:** Includes elevation adjustment tool compatible with most aftermarket A2 front sight tools, ensuring quick zeroing in the field.

## Overview

The Magpul MBUS Flip-Up Backup Rear Sight is a lightweight, polymer-constructed tactical sight designed for AR15/M16 platforms. It features a spring-loaded flip-up design for rapid deployment, universal Picatinny rail compatibility, and superior impact resistance proven to maintain zero with less than 1 MOA shift after rigorous drop tests. Ideal for professionals seeking a reliable, durable backup optic that blends seamlessly with red dot sights and standard iron sights.

## Description

Reliable Backup for Battery Failures: The Magpul MBUS Front Back-Up Sight Gen 2 is a low-profile, adaptable sight designed for AR15/M16 platforms. It automatically deploys with minimal pressure and offers adjustable elevation for 1/3 co-witness with red dot sights. Crafted from impact-resistant polymer, it withstands harsh conditions and is compatible with most Picatinny-railed handguards, providing the same height-over-bore as standard A2 irons. It's a dependable backup sight for tactical or emergency situations.

## Features

- Impact resistant polymer construction provides light weight and resists operational abuse
- Spring-loaded flip up sight easily activated from either side or by pressing the top
- Detent and spring pressure keeps sight erect but allows for unobstructed folding under impact, etc.
- Clamps to most any MIL-STD-1913 Picatinny/STANAG 4694 rail and provides the same height-over-bore as standard A2 irons
- Protective wings shield the spring-locking A2 front sight post; Elevation adjustment tool included, but most aftermarket A2 front sight adjustment tools may be used as well

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B004RR0N8Q |
| Best Sellers Rank | #8,602 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #8 in Airsoft Gun Sights |
| Brand | Magpul |
| Brand Name | Magpul |
| Color | Black |
| Compatible Devices | Rifle |
| Country of Origin | United States |
| Customer Reviews | 4.8 4.8 out of 5 stars (8,641) |
| Date First Available | March 6, 2011 |
| Global Trade Identification Number | 00873750004358 |
| Hand Orientation | Rear |
| Included Components | Magpul MBUS Flip-Up Backup Sights, Black, Rear Sight |
| Item Dimensions LxWxH | 7.5 x 1 x 4.25 inches |
| Item Display Dimensions | 7.75 inches |
| Item Package Dimensions L x W x H | 6.5 x 3.98 x 1.18 inches |
| Item Weight | 1.44 ounces |
| Magnification Minimum | 1 x |
| Manufacturer | Magpul |
| Material | polymer or aluminum |
| Model Name | MBUS Flip-Up Backup Sights |
| Model Year | 2012 |
| Mounting Type | Picatinny rail mount |
| Night vision | No |
| Number of Items | 1 |
| Package Weight | 0.04 Kilograms |
| Part Number | MAG248-BLK |
| Product Dimensions | 4"L x 6.6"W x 1.2"H |
| Reticle Type | Crosshair |
| Size | Rear Sight |
| Sport | Hunting |
| Style | Rear Sight |
| Suggested Users | unisex-adult |
| Team Name | Magpul |
| Thread Type | Picatinny |
| UPC | 711091345887 789632564127 757183089864 873750004358 |
| Warranty Description | Limited lifetime warranty |
| Weight | 2 Pounds |

## Product Details

- **Brand:** Magpul
- **Color:** Black
- **Compatible Devices:** Rifle
- **Item Weight:** 1.44 ounces
- **Magnification Maximum:** 1 x
- **Magnification Minimum:** 1 x
- **Material:** polymer or aluminum
- **Product Dimensions:** 4"L x 6.6"W x 1.2"H
- **Sport:** Hunting
- **Style:** Rear Sight

## Images

![MBUS Flip-Up Backup Sights, Black, Rear Sight - Image 1](https://m.media-amazon.com/images/I/61O58zntAjL.jpg)

## Available Options

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

## Frequently Bought Together

- Magpul MBUS Flip-Up Backup Sights, Black, Rear Sight
- Magpul QD Sling Swivel
- Magpul MS1 Two-Point Quick-Adjust Sling

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*Product available on Desertcart Morocco*
*Store origin: MA*
*Last updated: 2026-08-10*