Magpul MBUS Gen 3 Folding Rear Sight, FDE - MAG1167-FDE
All Magpul iron sights3 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
Available Merchants(9)
Prices checked
Price Alert
October 2026 so far on GunPartPicker
Magpul MBUS Gen 3 Folding Rear Sight, FDE - MAG1167-FDE is the fifth most added iron sight on GunPartPicker so far in October 2026, behind the Midwest Industries AR-15 Combat Rifle Folding Sight Set, with about 6% of all iron sights added to builds. That's its 6th straight month at #5. Builds with this iron sight are mostly chambered in 5.56 NATO (77%, then .223 Wylde 9%), mostly on mid-length gas (64%, then carbine-length 21%), and mostly AR-15 (93%).
It was in stock most days in September 2026, and today 8 of the 9 retailers we track have it in stock. It dipped to $37.99 at KY Gun Company for a stretch in September 2026, well under its usual $44.99, so sales do come around. Buying today, the lowest price is $37.99 at KY Gun Company, which matches the best price we saw in September.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
PlatformBased on real build data showing which platform (AR-15, AR-10, AR-9) builders pair with this product.
CaliberBased on real build data showing which calibers builders choose alongside this product.
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
Builds Featuring This Part
See all builds →Builds in the community that include the Magpul MBUS Gen 3 Folding Rear Sight, FDE - MAG1167-FDE
| Build | Parts | Total |
|---|---|---|
| black wonder | 21 | $2447.35 |
 | 15 | $3668.05 |
 | 37 | $18677.82 |
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