Product Description The Seekins Precision SIC Long Action AICS Magwell (11700471F) is a precision-machined, caliber-specific magazine well insert engineered exclusively for the Seekins SIC modular rifle system. Designed to accept long-action AICS-pattern magazines, this magwell enables reliable feeding for powerful cartridges including .300 Winchester Magnum and .300 PRC. As a core component of the SIC&';s complete Caliber Change Kit, it works alongside a barrel, bolt head, and magazine to deliver a seamless, hassle-free caliber conversion. The swap is accomplished via simple takedown pins with no tools required, maintaining the SIC platform&';s zero-repeatability and structural integrity across all caliber configurations. Machined from high-strength aluminum and finished in a durable matte black coating, this magwell features an ambidextrous magazine release and an oversized well opening for fast, consistent reloads in both field and tactical environments. Product Highlights Caliber-specific magazine well insert designed exclusively for the Seekins SIC modular rifle system Accepts long-action AICS-pattern magazines compatible with .300 Winchester Magnum, .300 PRC, and similar cartridges Tool-free installation via takedown pins preserves zero-repeatability and full system integrity during caliber swaps Machined from high-strength aluminum with a durable matte black finish for lasting durability in demanding conditions Ambidextrous magazine release and oversized magwell opening enable fast, reliable reloads in field and tactical applications Specs Brand: Seekins Precision Model: SIC Long Action AICS Magwell MPN: 11700471F UPC: 810210750318 Compatible System: Seekins SIC Modular Rifle System Magazine Compatibility: Long-Action AICS-Pattern Magazines Compatible Cartridges: .300 Winchester Magnum, .300 PRC Material: High-Strength Aluminum Finish: Matte Black Magazine Release: Ambidextrous Installation: Tool-Free via Takedown Pins 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.