Browning’s 22WMR JHP BPR Performance Rimfire is a high level performance product for serious small game hunters. These products are designed for smooth feeding, reliable extraction and consistent performance.FeaturesJacketed Hollow Point – Controlled Expansion for small game hunting50-Round Hard CaseCopper JacketedSpecificationsCaliber: 22 Winchester MagnumType: Copper-Jacket JHPGrains: 40Muzzle Velocity: 1910 fpsVelocity at 100 Yards: 1326 fpsMuzzle Energy: 324 foot lbs.Energy @ 100 Yards: 156 foot lbs.Box of 50