Product Description Keep your Rock Island Armory STK100 running smoothly with this OEM replacement/spare pistol magazine from Armscor. Built with a durable steel body and finished in black, it is designed to fit the STK100 and provide dependable feeding for 9mm Luger ammunition with a 10-round capacity. Product Highlights OEM replacement/spare magazine compatible with the Rock Island Armory STK100 pistol 10-round capacity for 9mm Luger Durable steel construction for long service life Black finish to match common STK100 magazine aesthetics Ideal for range use, training, and maintaining extra mags for your STK100 Specs Brand: Armscor Compatibility: Rock Island Armory STK100 pistol Caliber: 9mm Luger Capacity: 10 rounds Material: Steel Color: Black Approx. Weight: 0.19 lb UPC: 812285026909 Manufacturer Part Number: STK10010 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.