Strike Industries115672836
Strike Industries ARPSARED Picatinny Stock AdapterRed Anodized for AR-Platform$51.95
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Availability: In Stock
The Strike Industries AR-15 Aluminum Picatinny Stock Adapter opens up a quick conversion path for shooters running uppers that don't require a traditional buffer tube setup. If you're working with a self-contained upper receiver—whether that's a pistol-caliber carbine, a specialty build, or an upper designed to function without a standard buffer and spring—this adapter threads directly into your lower's receiver extension threads and converts that interface into a Picatinny rail mounting point. It's a smart, no-fuss way to run a folding stock or brace on a platform that normally wouldn't accept one.
The adapter uses a standard AR receiver extension thread (1 3/16"-16 HSS, right-hand) and includes a positive anti-loosening detent to keep it locked in place. The Picatinny section features a 4-slot rail, giving you mounting real estate for optics, lights, or other accessories if needed. A 360° QD socket swivels freely and can be positioned left or right, so you can rig your sling or light exactly where it works for your setup. The rear detent spring and takedown pin mechanism stay intact and functional.
Strike Industries engineered this adapter to work with most folding stocks and stabilizers on the market, making it a flexible choice for AR-15 builders who need to adapt their lower receiver without swapping it out. If you're experimenting with different upper configurations or consolidating lowers across multiple uppers, this is a solid, affordable shortcut that saves you from buying another receiver.
| Brand | Strike Industries |
| Product | AR-15 Aluminum Picatinny Stock Adapter |
| Material | Aluminum |
| Thread Type | 1 3/16"-16 HSS Right Hand (standard AR receiver extension) |
| Rail Interface | 1913 Picatinny |
| Rail Slots | 4 |
| QD Socket | 360° swivel, left/right adjustable |
This adapter works on AR-15 uppers that don't require a traditional buffer and buffer spring to function—like self-contained uppers or specialized builds. Check your upper's design to confirm it's a no-buffer setup before ordering.
Strike designed this adapter for AR-15 lower receivers. While the supplier notes it may work on AR-10 platforms, we recommend confirming thread compatibility with your specific AR-10 lower before use.
Yes. The Picatinny rail interface is compatible with most folding stocks and stabilizers currently on the market. The 1913 rail accepts any standard Picatinny-mounted stock or brace.
Yes. The adapter is designed to keep the rear detent spring captured, so your rear takedown pin operates normally.
SKU: 115780451 • Width: 1.9in • Height: 1.6in • Depth: 3.9in • Weight: 0.26oz
Availability: In Stock
The Strike Industries AR-15 Aluminum Picatinny Stock Adapter opens up a quick conversion path for shooters running uppers that don't require a traditional buffer tube setup. If you're working with a self-contained upper receiver—whether that's a pistol-caliber carbine, a specialty build, or an upper designed to function without a standard buffer and spring—this adapter threads directly into your lower's receiver extension threads and converts that interface into a Picatinny rail mounting point. It's a smart, no-fuss way to run a folding stock or brace on a platform that normally wouldn't accept one.
The adapter uses a standard AR receiver extension thread (1 3/16"-16 HSS, right-hand) and includes a positive anti-loosening detent to keep it locked in place. The Picatinny section features a 4-slot rail, giving you mounting real estate for optics, lights, or other accessories if needed. A 360° QD socket swivels freely and can be positioned left or right, so you can rig your sling or light exactly where it works for your setup. The rear detent spring and takedown pin mechanism stay intact and functional.
Strike Industries engineered this adapter to work with most folding stocks and stabilizers on the market, making it a flexible choice for AR-15 builders who need to adapt their lower receiver without swapping it out. If you're experimenting with different upper configurations or consolidating lowers across multiple uppers, this is a solid, affordable shortcut that saves you from buying another receiver.
| Brand | Strike Industries |
| Product | AR-15 Aluminum Picatinny Stock Adapter |
| Material | Aluminum |
| Thread Type | 1 3/16"-16 HSS Right Hand (standard AR receiver extension) |
| Rail Interface | 1913 Picatinny |
| Rail Slots | 4 |
| QD Socket | 360° swivel, left/right adjustable |
This adapter works on AR-15 uppers that don't require a traditional buffer and buffer spring to function—like self-contained uppers or specialized builds. Check your upper's design to confirm it's a no-buffer setup before ordering.
Strike designed this adapter for AR-15 lower receivers. While the supplier notes it may work on AR-10 platforms, we recommend confirming thread compatibility with your specific AR-10 lower before use.
Yes. The Picatinny rail interface is compatible with most folding stocks and stabilizers currently on the market. The 1913 rail accepts any standard Picatinny-mounted stock or brace.
Yes. The adapter is designed to keep the rear detent spring captured, so your rear takedown pin operates normally.
SKU: 115780451 • Width: 1.9in • Height: 1.6in • Depth: 3.9in • Weight: 0.26oz