--- product_id: 1836888 title: "Magpul MBUS Flip-Up Backup Sights, Black, Rear Sight" brand: "magpul" price: "Bs.1750" currency: BOB in_stock: true category: "Magpul" url: https://www.desertcart.bo/products/1836888-magpul-mbus-flip-up-backup-sights-black-rear-sight store_origin: BO region: Bolivia --- # Elevation adjustable Spring-loaded flip-up Impact-resistant polymer Magpul MBUS Flip-Up Backup Sights, Black, Rear Sight **Brand:** magpul **Price:** Bs.1750 **Availability:** ✅ In Stock ## Summary > 🎯 Stay mission-ready with Magpul’s instant flip-up backup sight—because your aim deserves no compromises. ## Quick Answers - **What is this?** Magpul MBUS Flip-Up Backup Sights, Black, Rear Sight by magpul - **How much does it cost?** Bs.1750 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.bo](https://www.desertcart.bo/products/1836888-magpul-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 Flip-Up Deployment:** Spring-loaded mechanism ensures rapid activation from either side—never miss a shot. - • **Durable Armor-Grade Polymer:** Lightweight yet built to survive the harshest tactical conditions. - • **Low-Profile Tactical Design:** Protective wings shield the sight post while maintaining a sleek, unobtrusive profile. - • **Precision Elevation Adjustment:** Fine-tune your aim with included tools for perfect 1/3 co-witness alignment. - • **Universal MIL-STD Rail Compatibility:** Seamlessly mounts on any Picatinny/STANAG 4694 rail for versatile weapon setups. ## Overview The Magpul MBUS Flip-Up Backup Rear Sight is a lightweight, impact-resistant polymer sight designed for AR15/M16 platforms. Featuring a spring-loaded flip-up mechanism, it offers quick deployment and adjustable elevation for precise aiming. Compatible with MIL-STD-1913 Picatinny and STANAG 4694 rails, it provides standard A2 height-over-bore alignment and includes protective wings for durability. Ideal as a reliable backup optic in tactical or emergency scenarios. ## 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 | #12,211 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #10 in Airsoft Gun Sights | | Brand Name | Magpul | | Color | Black | | Compatible Devices | Rifle | | Customer Reviews | 4.8 4.8 out of 5 stars (4,949) | | Global Trade Identification Number | 00873750004358 | | Hand Orientation | Rear | | Included Components | Magpul MBUS Flip-Up Backup Sights, Black, Rear Sight | | Item Dimensions L x W x H | 4"L x 6.6"W x 1.2"H | | Item Display Dimensions | 7.75 inches | | Item Display Weight | 2 pounds | | Item Type Name | MBUS Sights | | Item Weight | 1.44 ounces | | Lens Color | Black | | Magnification Maximum | 1 x | | Magnification Minimum | 1 x | | Manufacturer | Magpul | | Manufacturer Part Number | MAG248-BLK | | Material Type | polymer or aluminum | | Model Name | MBUS Flip-Up Backup Sights | | Model Number | MBUS | | Mounting Type | Picatinny Mount | | Number of Items | 1 | | Number of Packs | 1 | | Product Style | Rear Sight | | Reticle Type | Crosshair | | Sport Type | Hunting | | Team Name | Magpul | | Thread Type | Picatinny | | UPC | 711091345887 789632564127 757183089864 873750004358 | | Unit Count | 1 Count | | Warranty Description | Limited lifetime warranty | ## 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 ![Magpul 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 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.bo/products/1836888-magpul-mbus-flip-up-backup-sights-black-rear-sight](https://www.desertcart.bo/products/1836888-magpul-mbus-flip-up-backup-sights-black-rear-sight) --- *Product available on Desertcart Bolivia* *Store origin: BO* *Last updated: 2026-09-16*