CCI Ammunition Rimfire Shotshell .22 Winchester Magnum Rimfire 52 Grain Shotshell Rimfire Ammo 20 Rounds. The payload of fine pellets in our rimfire shotshell offerings is pushed by consistent propellant and reliable CCI priming for patterns you can count on every time.Features:Rimfire shotshellsConsistent patternsEasier hits on close-range pests Specifications for CCI Ammunition Rimfire Shotshell Pest Control .22 Winchester Magnum Rimfire 52 Grain Shotshell Rimfire Ammunition: Manufacturer: CCI Ammunition Caliber: .22 Winchester Magnum Rimfire Number of Rounds: 20 Bullet Type: Shotshell Bullet Weight: 52 grain Cartridge Case Material: Brass Muzzle Velocity: 1000 ft/s Application: Pest Control Package Type: Box Primer Style: Rimfire Velocity: 1000 fps Features of CCI Ammunition .22 WMR 52gr. #12 Rimfire Shot - 20 Rounds Rimfire shotshells Snake Shot Consistent patterns Easier hits on close-range pests Package Contents: CCI Ammunition Rimfire Shotshell Pest Control .22 Winchester Magnum Rimfire 52 grain Shotshell Rimfire Ammunition What is CCI Ammunition Rimfire Shotshell Pest Control .22 Winchester Magnum Rimfire 52 Grain Shotshell Rimfire Ammunition good for? The manufacturer thinks that it is suitable for pest control.CCI Ammunition 25: Rimfire Shotshell .22 Winchester Magnum Rimfire 52 Grain Shotshell Rimfire Ammo 20 Rounds