Colt Ace serial number 211 - Early Ace pistol, blue
with checkered walnut grips, manufactured in 1931.
Rich DiFlorio Collection
Left side view. Notice the semi-circle localized
hardening mark around the groove to hold open the slide.
Bottom of the slide showing recoil spring and eight buffers (part number
54 in Colt Ace parts diagram)
Barrel and ejector.
Close-up of underside of slide. Notice how firing pin
stop of the Ace model has a roller on the bottom.
An original yellow sight tag containing instructions for adjusting the
the Ace sight.
The rear of the tag (right image) reads as follows:
"CAUTION - When adjusting Ace rear sight, care should be taken not to raise
sight leaf (A) above top graduation line (B) on base. Tension of the
threaded elevating screw (C) may be lost by careless adjustments and the
effectiveness of the sight destroyed"
Firing assembly from top to bottom: Firing pin stop, firing pin and
firing pin spring.
Rear of slide has serial number 211 which matches the number on the frame.
Close-up of right side slide markings and serial number.
Right profile view of adjustable rear sight.
Top of frame near disconnector.
Top view of adjustable rear sight.
Front grip strap.
Original two-tone magazine. Hole in rear of magazine (visible in
the photo below) does not appear on all Ace magazines. Later
two-tone magazines have been observed without the hole.
Base plate of the magazine with COLT over ACE in a diamond over 22 L.R.
Rear view of magazine.
Left side of slide.