Complicating the single action vs double action conversation are double action only handguns. They are a little different—but only a little. Let’s start with DAO revolvers.

Charter Arms offers a full line of affordable double-action revolvers catering to the self-defense market, including the Undercover, a small-frame, five-shot revolver chambered for the popular .38 ...

The Ruger Security-Six, Police Service-Six and Speed-Six double-action revolvers, introduced in 1970 and produced through 1988, innovated in design and construction in such ways as to challenge ...