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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.
Strike Industries FSA Single Folding Stock Black - Compact and Reliable Folding Stock for Tactical Mobility - SI-FSA-S-STOCK
Prices checked
Strike Industries FSA Single Folding Stock Black - Compact and Reliable Folding Stock for Tactical Mobility - SI-FSA-S-STOCK ranked #20 of the 245 stocks and braces builders added on GunPartPicker in October 2026, behind the Hogue Mil-Spec OverMolded Collapsible Buttstock - Black, with about 1% of all stocks and braces added to builds. Up from #53 in September. Builds with this stock are split between 5.56 NATO (39%) and 300 Blackout (33%), split between mid-length (38%) and carbine-length (28%) gas systems, and mostly AR-15 (80%, then AR-9 16%).
It was in stock most times we checked in October 2026, but today 2 of the 7 retailers we track have it in stock. Prices barely moved in October 2026, holding around $159.95, with no real sale all month. Buying today, the lowest price is $159.95 at Optics Planet, which matches the best price we saw in October.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
We ranked every stock & brace by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Stock Popularity Report →Check it against the live catalog:
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Aggregated and anonymized data showing how builders use this product
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 | $642.90 |
 | 30 | $4092.52 |
| 29 | $3852.55 |
 | 19 | $5834.21 |
 | 28 | $4519.26 |
1 global rating
Top reviews
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.
