.177 cal., BBC, SP, SS, 9.7 in. rifled barrel on top of compression tube/body tube, marked (WESTLEY RICHARDS "HIGHEST POSSIBLE" AIR PISTOL) on tube, piston moves rearward during firing, horn or Bakelite grips, blue or nickel finis...
- some with heart-shaped opening in frame behind trigger, with smooth horn grip plates.
- vertically curved rear sight screwed to frame, frame behind trigger closed, checkered hard rubber grip plates.
.177 cal., BBC, SP, SS, piston concentric around central rifled 7.2 in. barrel, piston moves rearward during firing, 9.4 in. OAL, 2.3 lbs. Patented 1921, marketed in 1924.
