Product DescriptionCCI #550 Magnum Small Pistol Primers are designed for dependable ignition in magnum small pistol handgun loads and are engineered to run smoothly in progressive and automated reloading equipment. Built with modern non-corrosive, non-mercuric initiator mixes, these primers are made to seat easily and deliver consistent performance for serious reloaders. Packaged in a convenient 1000-count box, they are a reliable choice for magnum small pistol calibers such as .357 Magnum.Product Highlights CCI #550 magnum small pistol primers for reliable ignition in magnum handgun reloads More sensitive design for consistent performance and easier seating Compatible with progressive and automated loading equipment Modern non-corrosive, non-mercuric primer mix Bulk 1000-count box ideal for high-volume reloading sessionsSpecs Brand: CCI Product Type: Reloading primers Primer Size/Type: #550 Magnum Small Pistol Quantity: 1000 primers per box Compatibility: Magnum small pistol calibers (e.g., .357 Magnum) Manufacturer Part Number: 0018 UPC: 076683500182 Country of Manufacture: USADisclaimer: 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.