Strike Industries FSA single folding stock locks open with positive detent. QD socket holds a sling without play. The folded position reduces overall length significantly. Lockup is solid in both folded and deployed states.






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Strike Industries
Overview
The Strike Industries FSA Single Folding Stock is designed for builders looking for a compact and reliable stock solution that enhances tactical mobility. Made from steel, this folding stock allows for quick deployment and storage, making it ideal for situations where space is limited. This stock is frequently found in builds utilizing a mid-length gas system chambered in 5.56 NATO, providing versatility and ease of use in dynamic environments.
Based on build data

Faxon Chameleon 5.56 Complete Nitride Bolt Carrier Group - FF556BCGCNITRIDE-NCR

NcStar Pro Series Sight Front/Rear Flip Up, Black - VMARFLC

SIG Sauer MCX Stock Adapter Kit

Strike Industries Flat Wire Spring for AR Carbine - AR-FWS-C

Eotech 3x30.5mm x 21.6mm Holographic Hybrid Green Dot Sight - HHSGRN

Phase 5 Tactical Ar-15 90 Degree Ambi Safety Selector Black
Aggregated and anonymized data showing how builders use this product
| Product | Category | Times Built Together |
|---|---|---|
| Faxon Chameleon 5.56 Complete Nitride Bolt Carrier Group - FF556BCGCNITRIDE-NCR | 7 | |
| NcStar Pro Series Sight Front/Rear Flip Up, Black - VMARFLC | 6 | |
| SIG Sauer MCX Stock Adapter Kit | 5 | |
| Strike Industries Flat Wire Spring for AR Carbine - AR-FWS-C | 5 | |
| Eotech 3x30.5mm x 21.6mm Holographic Hybrid Green Dot Sight - HHSGRN | 5 | |
| Phase 5 Tactical Ar-15 90 Degree Ambi Safety Selector Black | 5 |
| Platform | Percentage |
|---|---|
| AR-15 | 80% |
| AR-9 | 20% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 60% |
| .223 Wylde | 20% |
| .45 ACP | 20% |
| Gas System | Percentage |
|---|---|
| Carbine | 50% |
| Mid-Length | 50% |
Builds in the community that include the Strike Industries FSA Single Folding Stock Black - Compact and Reliable Folding Stock for Tactical Mobility - SI-FSA-S-STOCK
| Build | Parts | Total |
|---|---|---|
![]() | 7 | $553.94 |
![]() | 30 | $3931.75 |
![]() | 29 | $3691.78 |
![]() | 19 | $5432.26 |
![]() | 28 | $8105.97 |
1 global rating
Strike Industries FSA single folding stock locks open with positive detent. QD socket holds a sling without play. The folded position reduces overall length significantly. Lockup is solid in both folded and deployed states.