When you want the biggest and baddest around the 10 gauge shotgun is hard to beat! The 10 gauge is one of the most powerful shoulder fired weapons on the market today. You can find them in different makes and models as well. Below we have a few examples of 10 gauge shotguns. A Browning BPS Pump, Browning Gold 10 & Belgian Piper 10 mfg. in the late 1800s.