Winchester 17 HMR 20gr HP:

This new production Winchester Super-X .17 HMR ammunition is perfect for hunting varmints or for simple backyard plinking. Each cartridge is topped with a 20 grain XTP jacketed hollow point projectile. These JHPs deliver lightning fast, explosive expansion in soft tissue for quick humane kills and easy game recovery. Leaving the muzzle at a velocity of 2375 feet per second, each round generates 250 foot pounds of muzzle energy. This non-corrosive, brass cased ammunition comes packed in 50-round boxes.