D I C K's Sporting Goods has a fairly decent selection, I dunno if they have that franchise where you live. There's also tons of online stores that sell all different kinds. As soon as they come out with an authentic Calico machine gun I'm totally there.

Captain Trunk: "I thought you said you knew how to pull a punch!"

Sledge Hammer: "I did pull it. If I had hit you full-force, you would have landed in that parking lot out there."