Product DescriptionWinchester Super-X .357 Magnum handgun ammunition is loaded with a 158-grain Jacketed Soft Point (JSP) projectile for reliable performance and consistent results. Built on Winchester&&';;s long-standing manufacturing tradition, this load features brass cases and is packaged in a 50-round box-ideal for hunting use such as deer and hog where legal and appropriate.Product Highlights .357 Magnum Super-X load with a 158-grain Jacketed Soft Point (JSP) bullet Factory-listed muzzle velocity of 1,235 fps for dependable field and range performance Brass-cased cartridges designed for reliable feeding and extraction 50 rounds per box (10 boxes per case / 500 rounds per case) Made in the USA Specs Brand: Winchester Ammunition Manufacturer Part Number: X3575P UPC: 020892201453 Caliber: .357 Magnum Bullet Weight: 158 grain Bullet Type: Jacketed Soft Point (JSP) Muzzle Velocity: 1,235 fps Muzzle Energy: 535 ft-lbs Case Material: Brass Rounds Per Box: 50 Boxes Per Case: 10 Rounds Per Case: 500 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.