 Gettysburg Trading Post. We buy, sell, and trade. Getting low on ammo? Set your sights on Gettysburg Trading Post. Gettysburg Trading Post carries the area's widest selection of handguns, rifles, and Maryland-compliant firearms. And new ammo is always arriving daily. Where we buy, sell, and trade. You know, and it's important for Italian guys to go to college, right, my Italian friends? Because everybody thinks Italian guys, we're dumb, right? Because we sound like Rocky when we talk.