Product DescriptionThe ProMag Ruger Mini-14 extended magazine is built for reliable feeding and extended range time, offering a 42-round capacity for rifles chambered in .223 Remington / 5.56x45mm. Its magazine body is constructed from a proprietary DuPont Zytel-based polymer for durable, lightweight performance, and it uses an injection-molded follower paired with a heat-treated chrome silicon wire spring to promote consistent function. Made in the USA, ProMag magazines are backed by a lifetime guarantee against manufacturer&&';;s defects.Product Highlights 42-round extended capacity magazine for Ruger Mini-14 rifles chambered in .223 Remington / 5.56x45mm Proprietary DuPont Zytel-based polymer magazine body for lightweight, rugged durability Injection-molded follower designed for smooth, consistent feeding Heat-treated chrome silicon wire spring for long-lasting spring performance Made in the USA and backed by ProMag&&';;s lifetime guarantee against manufacturer defects Specs Brand: ProMag Industries Manufacturer Part Number: RUG-A25-FDE UPC: 708279016295 Type: Rifle magazine Capacity: 42 rounds Compatibility/Fit: Ruger Mini-14 Caliber Compatibility: .223 Remington / 5.56x45mm NATO Color: Flat Dark Earth (FDE) Body Material: DuPont Zytel-based polymer (proprietary blend) Follower: Injection molded Spring: Heat-treated chrome silicon wire Country of Manufacture: USA 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.