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Conversion Unit .22-.45 Instruction Sheet PDF (457k)
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Early Pre-War .22 LR Service Model
Conversion Unit - Serial number U56


Gary Grace Collection
Early Pre-WWII (ca. 1938) Numbered Conversion Unit complete with original box, instructions and all accessories.  Two tone magazine with "Service Model" designation on the floorplate.  Box is earliest type that lacks center compartment for recoil spring.

  Floorplate markings of the two-tone conversion unit magazine.

"U" prefix number on the top of the slide just ahead of the rear sight. 

Complete set of pre-war components.
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