Things You'll Need
Instructions
Unload the weapon completely. Open the breech and visually inspect both chambers to ensure that no ammunition is present.
Depress the breech lock. Open the derringer breech. Unscrew the retaining hinge-pin located between the barrel and handle. Remove the barrel.
Unscrew the two screws on the front of the handle with a screwdriver. These two screws are located directly behind the trigger.
Unscrew the center screw in the handle grips. Remove the screw and pull off the handle grips.