FAB Defense AR-15 Iron Sight Set Flip Up - FRBS-B
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FAB Defense
Overview
The FAB Defense AR-15 Iron Sight Set Flip Up - FRBS-B is a pair of folding iron sights designed for quick deployment and reliable performance. Made from durable polymer, these sights provide a lightweight option that won’t add unnecessary bulk to your rifle while maintaining a solid sight picture. This set is commonly found in mid-length gas system builds chambered in 5.56 NATO, making it a practical choice for a variety of uses.
Specifications
Frequently Built With
Based on build data
Streamlight ProTac Rail Mount HL-X 1000 Lumen Weapon Light with Tapeswitch
Sig Sauer TANGO6 MSR 1-6x24mm Rifle Scope - Illuminated BDC6 Reticle
Fortis SHIFT Vertical Grip - M-LOK
Timber Creek Outdoors Billet Dust Cover - Red
SIG Sauer Hexium556 Titanium Suppressor, Black - HEXIUM556
PSA AR-15 Complete MOE EPT Pistol Lower with SBA3 Brace, FDE - 5165448421
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.
| Product | Category | Times Built Together |
|---|---|---|
| Streamlight ProTac Rail Mount HL-X 1000 Lumen Weapon Light with Tapeswitch | 3 | |
| Sig Sauer TANGO6 MSR 1-6x24mm Rifle Scope - Illuminated BDC6 Reticle | 2 | |
| Fortis SHIFT Vertical Grip - M-LOK | 2 | |
| Timber Creek Outdoors Billet Dust Cover - Red | 2 | |
| SIG Sauer Hexium556 Titanium Suppressor, Black - HEXIUM556 | 2 | |
| PSA AR-15 Complete MOE EPT Pistol Lower with SBA3 Brace, FDE - 5165448421 | 2 |
| Platform | Percentage |
|---|---|
| AR-15 | 100% |
| Caliber | Percentage |
|---|---|
| 6mm ARC | 100% |
Builds Featuring This Part
See all 2 →Builds in the community that include the FAB Defense AR-15 Iron Sight Set Flip Up - FRBS-B
| Build | Parts | Total |
|---|---|---|
 | 28 | $2654.38 |
 | 16 | $2744.11 |
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