Product Description Keep your SAR USA ST45 running reliably with this replacement/spare magazine chambered in .45 ACP. Built with a durable steel body and a black finish, it offers a 10-round capacity for range time, training, or maintaining an extra mag on hand for your pistol. Product Highlights Compatible replacement magazine for SAR USA ST45 pistols 10-round capacity in .45 ACP for compliant, range-ready loading Steel construction with a black finish for durability and corrosion resistance Features a polymer follower and polymer base plate (per listing details) Designed for dependable feeding with a quality magazine spring (per listing details) Specs Brand: Sar USA Manufacturer Part Number: ST4510 UPC: 858763007879 Model/Fit: ST45 (fits SAR USA ST45) Caliber: .45 ACP Capacity: 10 rounds Material: Steel Color/Finish: Black Follower: Polymer Base Plate: Polymer Item Weight: 0.32 lb (approx.) 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.