Winchester .22 LR Bulk Pack Rimfire Ammunition offers the standard Winchester rimfire ammo, but in a bulk package for affordability. The bullets themselves have been copper plated to reduce the chances of them fouling.All of the cartridges in these bulk packs are .22 long rifle ones with 36-grain weight, perfect for target practice, small game, varmints, or plinking. Depending on the package you select, you can get 222, 333, or 555 rounds, any of which would be an affordable option.