| Conflict | WW II (1939-45) |
|---|---|
| Original/Reproduction | Original |
| Region of Origin | United States |
| Country of Origin | United States |
| Modified Item | No |
Check the listing for details. M1 Carbine complete Standard Products Flat bolt marked " 39S " All STD parts. Condition: Used, Made in United States. Listed at 249.00 USD. M1 Carbine Standard Products Flat bolt assembly as shown in the above pictures. Marked 39S. I took this apart to see the internal part markings and are SW extractor and SDP firing pin. As with any gun part it should be checked and installed by a qualified gunsmith and checked for function.