Thompson Semi-Auto Discussion Forum (West Hurley & Kahr Semis)

974 topics in this forum

1. Thompson Semi-Auto Serial Number Ranges (West Hurley)

   By anjong-ni, August 21, 2016
   • 2 replies
   • 24.4k views
   • 
   • 68coupe
   • October 9, 2019

2. I'm having a hard time finding useful information on this site? 1 2

   By MisterB, August 3, 2016
   • 25 replies
   • 47.2k views
   • 
   • Malamute
   • October 26, 2017

3. NFA changes

   By inspectorudy, yesterday at 07:49 AM
   • 0 replies
   • 51 views
   • 
   • inspectorudy
   • Yesterday at 07:49 AM

4. Whatacountry 20rd refinished mags

   By 68coupe, yesterday at 01:28 AM
   • 0 replies
   • 34 views
   • 
   • 68coupe
   • Yesterday at 01:28 AM

5. Rebarreling notes

   By deerslayer, April 21, 2025
   • 7 replies
   • 2.1k views
   • 
   • WrenchNHammer
   • Thursday at 07:31 AM

6. frt for the thompson 1 2

   By peter kohler, March 17
   • 33 replies
   • 3.8k views
   • 
   • WrenchNHammer
   • Thursday at 05:54 AM

7. Magazine catch removal

   By Steve45, May 28
   • 11 replies
   • 173 views
   • 
   • Merry Ploughboy
   • Monday at 06:43 PM

8. New Thompson Barrel Removal/install tool 1 2 3

   By Connor, November 19, 2023
   • 63 replies
   • 19.3k views
   • 
   • Connor
   • May 30

9. Magazine springs for 30 and 20 round

   By Steve45, May 22
   • 5 replies
   • 151 views
   • 
   • spall
   • May 29

10. New website to beware of

    By choppero, May 21
    • 0 replies
    • 116 views
    • 
    • choppero
    • May 21

11. Thompson Forced Reset Trigger

    By Bayrain, January 22
    • 5 replies
    • 2.9k views
    • 
    • TennesseeTaylor95
    • May 21

12. Sling attachment on Thompson 1927A1 Deluxe

    By Chaingun81, May 20
    • 1 reply
    • 119 views
    • 
    • Merry Ploughboy
    • May 20

13. 1927 SBR Barrel Options

    By tater134, April 5
    • 13 replies
    • 470 views
    • 
    • 68coupe
    • May 16

14. How to replace barrel on new auto Ordance 1927A1

    By Jef291, November 20, 2024
    • 6 replies
    • 2k views
    • 
    • deerslayer
    • May 10

15. Frt update

    By deerslayer, April 7
    • 18 replies
    • 1k views
    • 
    • deerslayer
    • April 21

16. reliability advice

    By Sgt Sparky, March 24
    • 16 replies
    • 628 views
    • 
    • inspectorudy
    • April 12

17. Full disassembly of the AO M1 A1 Thonpson

    By inspectorudy, March 2
    • 3 replies
    • 399 views
    • 
    • inspectorudy
    • April 9

18. Frt test

    By deerslayer, April 3
    • 11 replies
    • 2.3k views
    • 
    • deerslayer
    • April 8

19. SBR Engraving

    By The Oracle, April 18, 2025
    • 18 replies
    • 2.2k views
    • 
    • 1927a1kahr
    • April 7

20. Best .45 ACP ammo for the AO M1

    By inspectorudy, March 10
    • 11 replies
    • 532 views
    • 
    • 1927a1kahr
    • March 26

21. New 22 thompson

    By deerslayer, January 29
    • 6 replies
    • 534 views
    • 
    • 1927a1kahr
    • March 26

22. Wanting to SBR my new KAHR AO Thompson 1927 A-1

    By Steve45, December 16, 2023
    • 23 replies
    • 4k views
    • 
    • 1927a1kahr
    • March 26

23. Introducing the Commie Tommy!

    By deerslayer, March 5
    • 7 replies
    • 469 views
    • 
    • deerslayer
    • March 25

24. Kahr Compensator not pinned

    By Sgt, November 25, 2025
    • 7 replies
    • 766 views
    • 
    • 1927a1kahr
    • March 24

25. Light Weight Butt Stock for Semi Auto Thompson

    By Keith Johnson, August 14, 2025
    • 6 replies
    • 1.4k views
    • 
    • DARIVS
    • March 21