Magpul MBUS Gen 3 Folding Rear Sight, FDE - MAG1167-FDE
3 options
- Blackfrom $37.99, in stock
- FDE, this page
- OD Greenfrom $42.83, in stock
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Magpul
Overview
The Magpul MBUS Gen 3 Folding Rear Sight in Flat Dark Earth (FDE) is a durable polymer sight designed to provide a lightweight and robust aiming solution for your AR-15 build. Its folding design allows for easy storage and deployment, ensuring that it remains out of the way when not in use but can be quickly accessed when needed. This sight is particularly popular among builds featuring a mid-length gas system and chambered in .308 Win, making it a versatile choice for a variety of shooting scenarios.
Specifications
Magpul MBUS Gen 3 Folding Rear Sight, FDE - MAG1167-FDE
3 options
- Blackfrom $37.99, in stock
- FDE, this page
- OD Greenfrom $42.83, in stock
August 2026 on GunPartPicker
Magpul MBUS Gen 3 Folding Rear Sight, FDE - MAG1167-FDE was the fifth most added iron sight on GunPartPicker in August 2026, behind the Magpul MBUS Gen 3 Folding Front Sight, Black - MAG1166-Black, with about 4% of all iron sights added to builds. That's its 4th straight month at #5. Builds with this iron sight are nearly all chambered in 5.56 NATO, split between carbine-length (50%) and mid-length (50%) gas systems, and nearly all AR-15.
Availability is good: it was in stock at one retailer or another nearly every day in August 2026, and today 7 of the 9 retailers we track have it in stock. The best price drifted down from $45.99 to $37.99 over August 2026 without a real sale. Buying today, the lowest price is $42.83 at KY Gun Company, above August's low of $37.99, so a better deal may come back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 31 retailers
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Read the guide: AR-15 Iron Sights Guide →Frequently Built With
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Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
Builds Featuring This Part
See all 2 →Builds in the community that include the Magpul MBUS Gen 3 Folding Rear Sight, FDE - MAG1167-FDE
| Build | Parts | Total |
|---|---|---|
 | 15 | $3721.40 |
 | 37 | $18509.06 |
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