38 Special model was used by Mark David Chapman to murder John Lennon in 1980. McClenahan also reduced the number of moving parts used in the gun and created a safety device for the firing pin. 1991 CHARTER ARMS Police Undercover 38 Special Off-Duty Pathfinder REVOLVER AD Tan border on image is not part of the actual pageDescription & shipping. McClenahan's innovation was to avoid using the side plate designs manufactured by other revolver makers for a one-piece frame, giving the new revolver a strength that allowed it to safely shoot high loads. The Undercover became quite popular as a backup revolver due to its compactness and light weight - At just 16 ounces, the new gun was the smallest, lightest steel framed revolver in the world with the fewest moving parts. Bulldog 44 SPL Gun Revolver Tie Clip Bronze Vintage 1970s. The Charter Arms Undercover was a no frills, inexpensive, five-shot revolver first sold in 1964 and was the first firearm manufactured by Charter Arms, which was a new company at the time. Charter Arms Undercover 38 special Custom Kydex Holster Black kydex(12 colors to choose from). Early Model Stainless Charter Arms Undercover -. Details about 1970 Print Ad of Charter Arms Undercover 38 Special & Pocket Target 22 Revolver Item Information Item specifics Categories Return policy.