Colt 6520 10mm pistol appears in Fallout and Fallout 2. Another product, the Colt Rangemaster hunting rifle, appears in Fallout, Fallout 2 and Fallout Tactics. Colt 6504 9mm autoloader was to appear in Van Buren. The Colt 45 appears in Fallout Tactics and was set to appear in the canceled Fallout Extreme.
Real world equivalentEdit
Real-world Colt's Manufacturing Company in Wikipedia.