. >> sig sauers are all that way, colts are all that way, right?f them, yes. >> what that means, while you can rack it and shoot with a 4 1/2, five pound pull or distance, every other one is feather weight, right? >> a single-pound trigger pull is going to be lighter than a double action trigger pull but when you have a firearm that is both single action, double action, pulling back on the slide and releasing, while you chamber a cartridge will leave the pistol in single action. so firing it that way will be the single action trigger pull which will be lighter than a double. however, a lot of these firearms also have what's called a decock safety which is essentially another thumb safety where you depress it and it will allow the hammer to fall without causing the gun to fire. and then by pulling the trigger, at that stage it is going to be a double action trigger pull while all remaining ones, if you do not decock are going to be at the single action trigger pull which is lighter. >> so, with this gun, if i wanted to shoot it one time, four 1/2 in