Colt Service Model Ace Serial Number SM493 - Early
variation with Type I Stevens sight and earliest style slide
markings. Slide has matching serial number located
under the firing pin stop.
Service Model Ace serial number SM493 was one of three guns
shipped to Von Lengerke and Antoine, Chicago, Illinois on
July 21, 1938. Since the majority of the examples of
the Service Model Ace were shipped to the military,
commercially shipped examples are fairly uncommon.
Colt Service Model Ace Serial Number SM493 - Right side slide markings are from the Ace
roll die with the words "SERVICE" and "MODEL" on opposing
sided of the bottom of the Ace diamond on the right side:
Colt Service Model Ace Serial Number SM493 - "M" in
"SM" is double struck.
Colt Service Model Ace SM493 has matching numbered slide.
Colt Service Model Ace Serial Number SM355 - Left
side
Colt Service Model Ace Serial Number SM493 - top of
slide showing earliest style Stevens rear sight, floating
chamber and front sight.
Colt Service Model Ace Serial Number SM493 -
underside of frame, front grip strap, non-lanyard loop
mainspring housing and earliest style Ace marked magazine
base plate.
Colt Service Model Ace Serial Number
SM493 - top view of Stevens sight.
Colt Service Model Ace Serial Number
SM493 - rear view of early Stevens sight. Note the use
of fire blued screws on this early sight.
Colt Service Model Ace Serial Number
SM493 - Ramped front sight.
Colt Service Model Ace Serial Number
SM493 - ejection port showing floating chamber and early
style slide markings.
Colt Service Model Ace Serial Number SM493 - Earliest
style Service Model Ace magazine. Later examples were also
marked "SERVICE MODEL".
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