The nitro magnum is the original buffered magnum shotshells from remington.The shot charge is packed with a generous amount of shock-absorbing polymer buffering and surrounded by remington's patented power piston wad.This specially hardened shot is protected all the way down the barrel delivering dense, even patterns and uniform shot strings.Gauge: 20 GaugeType: LeadLength: 3"Ounces: 1 1/4 ozShot Size: 4Muzzle Velocity: 1185 fpsRounds Per Box: 25Boxes Per Case: 10Application: HuntingHazair: Yes