Colt .45-22 Conversion Unit SN:U-99 MFG:1941
Colt .45-22 Conversion Unit SN:U-99 MFG:1941 Colt .45-22 Conversion Unit SN:U-99 MFG:1941 Colt .45-22 Conversion Unit SN:U-99 MFG:1941 Colt .45-22 Conversion Unit SN:U-99 MFG:1941 Colt .45-22 Conversion Unit SN:U-99 MFG:1941
Colt .45-22 Conversion Unit SN:U-99 MFG:1941
Colt .45-22 Conversion Unit SN:U-99 MFG:1941 Colt .45-22 Conversion Unit SN:U-99 MFG:1941 Colt .45-22 Conversion Unit SN:U-99 MFG:1941 Colt .45-22 Conversion Unit SN:U-99 MFG:1941 Colt .45-22 Conversion Unit SN:U-99 MFG:1941
  • Caliber: 45ACP
  • Era: Pre-War
  • Finish: Fine Brushed Blue
  • Serial Number: U-99
  • Shipment Type: Commercial
  • Year: 1941

This Colt .45-22 Conversion Unit Kit was shipped to the Parker-Whelen Company in Washington, D.C. on February 26th, 1941.  This Conversion unit was built for the Service Model Ace to allow it to be converted to a .45ACP Pistol.

The finish is blue and is noted that it was Furnished with an adjustable rear sight.  

Note that this Conversion Unit is consecutive to that of U-98 which can be seen here.