Magpul Industries MBUS Back-Up Front Sight, FDE - MAG1166-FDE
All Magpul iron sights2 options
- FDE, this page
- OD Greenfrom $28.53, in stock
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Magpul
Overview
The Magpul Industries MBUS Back-Up Front Sight in FDE is a forged front sight designed for quick deployment and reliability in critical situations. Made from 7075-T6 aluminum, it offers a robust construction that ensures durability while maintaining a lightweight profile. This sight is a common choice for builds featuring a mid-length gas system and chambered in 5.56 NATO, providing essential backup aiming solutions for a variety of applications.
Specifications
Magpul Industries MBUS Back-Up Front Sight, FDE - MAG1166-FDE
2 options
- FDE, this page
- OD Greenfrom $28.53, in stock
Available Merchants(10)
Prices checked
Price Alert
September 2026 on GunPartPicker
Magpul Industries MBUS Back-Up Front Sight, FDE - MAG1166-FDE ranked #13 of the 73 iron sights builders added on GunPartPicker in September 2026. Builders have been adding it to their builds on GunPartPicker since February 2026. All time, it ranks #16 of the 153 iron sights builders have added. Builds with this iron sight are split between 5.56 NATO (50%) and 300 Blackout (25%), split between carbine-length (25%) and mid-length (25%) gas systems, and nearly all AR-15.
Availability is good: it was in stock at one retailer or another nearly every day in September 2026, and today 9 of the 10 retailers we track have it in stock. It dipped to $24.99 at KY Gun Company for a stretch in September 2026, well under its usual $28.89, so sales do come around. Buying today, the lowest price is $24.99 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
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 1 →Builds in the community that include the Magpul Industries MBUS Back-Up Front Sight, FDE - MAG1166-FDE
| Build | Parts | Total |
|---|---|---|
 | 27 | $3857.04 |
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