Product Description The Sar USA SAR921 is an extended pistol magazine designed to fit the SAR USA CM9. Built for consistent feeding and dependable performance, this black steel magazine increases capacity to 21 rounds of 9mm Luger, making it a great option for range time, training, and competition use. Product Highlights Extended 21-round capacity for 9mm Luger pistols Compatible with the SAR USA CM9 Durable steel construction with a black finish Designed for reliable, consistent feeding performance Ideal spare or replacement magazine for training and range sessions Specs Brand Name: Sar USA Manufacturer Part Number: SAR921 UPC: 850020252114 Caliber: 9mm Luger Magazine Capacity: 21 rounds Color: Black Material: Steel (listed as stainless steel by some distributors) Compatibility: SAR USA CM9 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.