Product Description The Shield Arms PMAG +5 Extension is designed to add five additional rounds of capacity to compatible Magpul PMAG Gen M3 magazines. Built with an easy-access floor plate design, it allows quick access to the spring and follower for maintenance without removing the extension from the magazine body. The extension replaces the factory base plate and is engineered to work with the OEM spring for a straightforward upgrade. Product Highlights Adds +5 rounds of capacity to compatible Magpul PMAG Gen M3 magazines Easy-access floor plate for quick maintenance access to spring and follower Replaces the OEM/base plate for a secure, upgraded magazine footprint Billet 6061 aluminum construction with Type II anodized finish for durability Black finish with index cuts for improved handling and magazine removal Specs Brand: Shield Arms Manufacturer Part Number: SAMEPMAG5BLK UPC: 853465008711 Product Type: Magazine extension Added Capacity: +5 rounds Compatibility: Magpul PMAG Gen M3 Material: 6061 aluminum Finish: Type II anodized Color: Black Quantity: 1 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.