Product Description The ProMag Ruger Mini-14 magazine is a durable aftermarket rifle magazine designed for .223 Remington/5.56 NATO. Built with a rugged steel body and a nickel-plated finish, it features a precision-wound, heat-treated chrome silicon spring for consistent feeding and reliable performance. Made and assembled in the USA, ProMag magazines are backed by a lifetime guarantee against manufacturer defects. Product Highlights 10-round ProMag magazine compatible with Ruger Mini-14 rifles in .223 Remington/5.56 NATO Nickel-plated, heat-treated steel body for durability and corrosion resistance Heat-treated chrome silicon wire spring for dependable feeding DuPont Zytel polymer follower and base plate for smooth function and long service life Made and assembled in the USA; backed by ProMag&';s lifetime guarantee against manufacturer defects Specs Brand Name: ProMag Industries Manufacturer Part Number: RUG09N UPC: 708279005244 Firearm Fit: Ruger Mini-14 Caliber: .223 Remington / 5.56 NATO Capacity: 10 rounds Finish: Nickel plated Body Material: Heat-treated steel Spring Material: Heat-treated chrome-silicon wire Follower Material: DuPont Zytel polymer Base Plate: Molded DuPont Zytel polymer 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.