six-shooter

Seven brings the limit down to one more than the six-shooter of old, which gunslingers found to be enough to win the West.

"Here's my authority, yuh blasted runt," he yelled, and jerked his six-shooter to a level with the policeman's breast.

But the jar threw my six-shooter where I couldn't reach it, and the carbine was jammed in the stirrup-leather on the wrong side.

Before the officer could raise a hand to defend himself, the stranger was within a yard of him, holding a six-shooter at his head.