Looking for a great home defense shotgun? Maybe tactical is more your style… We have just about anything you can imagine! From the monstrous DP-12’s to the classic tried-and-true Mossbergs… If you are looking for a shotgun, 12 gauge’s are the most popular caliber. Recoil can vary depending on the rounds. Shotgun ammo ranges from Birdshot (small metal balls), buckshot (much larger metal balls), and slugs (solid pieces of metal).