Magpul

Magpul MBUS Gen 3 Front & Rear AR-15 Back-Up Sight Set

All Magpul iron sights
Magpul Magpul MBUS Gen 3 Front & Rear AR-15 Back-Up Sight Set
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Magpul

Overview

The Magpul MBUS Gen 3 Front & Rear AR-15 Back-Up Sight Set is a iron sights. Compare prices from multiple merchants and find the best deal.

Specifications

MPNBUNDLE-MBUS3
Fixed FoldingFolding
ColorBlack
MaterialPolymer

Available Merchants(1)

Prices checked

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AR15 Discounts
~$9.99 est. shipping
Shipping Speed
In Stock
$95
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September 2026 on GunPartPicker

Magpul MBUS Gen 3 Front & Rear AR-15 Back-Up Sight Set ranked #23 of the 73 iron sights builders added on GunPartPicker in September 2026. Builders have been adding it to their builds on GunPartPicker since March 2026. All time, it ranks #50 of the 153 iron sights builders have added.

It was hard to find in September 2026, in stock on only 9 of the 17 days we checked, and today the one retailer we track has it in stock. Prices barely moved in September 2026, holding around $94.90, so there haven't been real sales lately. Buying today, the lowest price is $94.90 at AR15 Discounts, which matches the best price we saw in September.

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Frequently Built With

The part most often added in each category by the builds that include this one

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Charging Handle$94in 33% of them
Geissele Automatics AR-15 SSA-E X Lightning Bow Trigger

Geissele Automatics AR-15 SSA-E X Lightning Bow Trigger

Trigger$335in 33% of them
EOTECH XPS2-300 Blackout Holographic Weapon Sight

EOTECH XPS2-300 Blackout Holographic Weapon Sight

Optic$636in 17% of them
Streamlight ProTac Rail Mount HL-X 1000 Lumen Weapon Light with Tapeswitch

Streamlight ProTac Rail Mount HL-X 1000 Lumen Weapon Light with Tapeswitch

Light$120in 33% of them
Magpul PRS Lite Adjustable Stock - Black

Magpul PRS Lite Adjustable Stock - Black

Stock & Brace$123in 17% of them
Arisaka Indexer M-LOK Hand Stop, Flat Dark Earth - Secure Grip and Control in FDE - IDX-M-FDE

Arisaka Indexer M-LOK Hand Stop, Flat Dark Earth - Secure Grip and Control in FDE - IDX-M-FDE

Foregrip$33in 17% of them

Build Configuration Breakdown

Aggregated and anonymized data showing how builders use this product

Platform

92.6%
AR-1592.6%
AR-104.7%
AR-92.7%

Caliber

75.6%
5.56 NATO75.6%
.223 Wylde7.9%
300 Blackout6.8%
.308 Win3.9%
9mm1.6%
Other4.1%

Gas System

52.9%
Mid-Length52.9%
Carbine27.3%
Pistol9.7%
Rifle9.3%
Blowback0.6%
Other0.2%

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