H&N Field Target Trophy Green Lead-Free Domed Airgun Pellets .177 Caliber / 5.56 Grains (300 Count) Excellent for field targets and hunting / Match grade quality Content: 300 air gun pellets Pellet Caliber/Weight .177 / 5.56 Grains For air pistols / rifles with a minimum muzzle energy of 5.5 ft.lbs Screw-on lid prevents accidental pellet spills