The Sears and Roebuck SingleShot TwentyGauge Shotgun
· Specifiions. My particular Sears and Roebuck single shot twenty gauge shotgun is a fullchoke model shotgun. If you do NOT know what that means, then I'll tell you: It simply means that the barrel of the gun is longer and that this feature ensures that the shotgun pellets, or buckshot, or even a slug, will fire more accurately at a target in ...