Product DescriptionGrizzly Ammo (Rintoul) Cowboy Action Ammunition in .357 Magnum is built for consistent range and target performance with a 158 grain semi-wadcutter projectile that cuts clean, easy-to-score holes in paper targets. This load is rated at approximately 1,000 fps and is assembled in reloadable brass cases with non-corrosive Boxer primers for dependable function and convenient reloading.Product Highlights.357 Magnum 158 grain semi-wadcutter (SWC) load designed for range and target useApprox. 1,000 fps muzzle velocity for consistent performanceClean-cutting SWC profile helps produce crisp holes in paper targetsReloadable brass cases with non-corrosive, Boxer-primed construction50 rounds per box (10 boxes per case)SpecsBrand: GRIZZLY AMMO (RINTOUL)Manufacturer Part Number: GC357M2UPC: 815152016782Cartridge/Caliber: .357 MagnumBullet Weight: 158 grainBullet Type/Style: Semi-WadcutterMuzzle Velocity: 1,000 fpsMuzzle Energy: 351 ft-lbsRounds Per Box: 50Boxes Per Case: 10Case Type: BrassPrimer Type: BoxerCorrosive: NoReloadable: YesCountry of Origin: United States of AmericaDisclaimer: 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.