The Colt D Frame was a small-framed revolver that was originally designed as an easy-carry platform for law enforcement personnel. The D Frame was used after 1966 to produce a number of Colt models, including but not limited to the Detective Special, Cobra, Diamondback, Viper, and Police Positive Special. SARCO, Inc. is your source for Colt D Frame parts. Find what you’re looking for here and if you need assistance, contact us directly at 610-250-3960. (For other Colt parts, see our main Colt Firearms page.)