. "Magazines come in many shapes and sizes, from bolt action express rifles that hold only a few rounds to machine guns that hold hundreds of rounds. Since the magazine is an essential part of most repeating firearms, they are sometimes subject to regulation by gun control laws seeking to limit the number of cartridges they hold."@en . . . . . . . . . "Magazine (firearms)"@en . "Magazines come in many shapes and sizes, from bolt action express rifles that hold only a few rounds to machine guns that hold hundreds of rounds. Since the magazine is an essential part of most repeating firearms, they are sometimes subject to regulation by gun control laws seeking to limit the number of cartridges they hold."@en . . .