Product Description The Strike Industries AR Picatinny Stock Adapter in Flat Dark Earth (ARPSAFDE) is a precision-machined anodized aluminum adapter designed to quickly convert any AR lower receiver to accept a Picatinny-compatible stock or stabilizer. Threading directly into the standard AR rear 1 3/16"-16 HSS right-hand thread, this adapter features an integrated anti-loosening detent that provides a positive and tactile lock while keeping the rear detent spring captured for the rear takedown pin. The 1913 Picatinny section includes a durable 4-slot rail configuration, and a 360-degree free-swivel QD socket can be oriented to either the left or right side, giving shooters full flexibility in their sling attachment setup. Compatible with the majority of folding stocks and stabilizers on the market, the Strike AR Picatinny Stock Adapter is an ideal upgrade for builders and shooters seeking a compact, versatile AR configuration. Product Highlights Threads into standard AR rear 1 3/16"-16 HSS right-hand thread for a precise, secure fit on AR-platform lower receivers Anti-loosening detent provides a positive, tactile lock while keeping the rear detent spring captured for the rear takedown pin 4-slot 1913 Picatinny rail section supports a wide range of folding stocks and stabilizers available on the market 360-degree free-swivel QD socket is fully user-orientable to the left or right side for versatile sling configuration Flat Dark Earth anodized aluminum construction delivers long-lasting durability and a tactical, modern aesthetic Specs Brand: Strike Industries MPN: ARPSAFDE UPC: 793811765366 Type: Stock Adapter Model: Picatinny Stock Adapter Firearm Fit: AR-Platform Material: Anodized Aluminum Color: Flat Dark Earth Finish: Anodized Length: 2.05" Weight: 3 oz Rail Section: 4-Slot 1913 Picatinny Thread: 1 3/16"-16 HSS Right Hand QD Socket: 360-Degree Free Swivel Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer.