1911 Extractor Fitting and Tuning

DISCLAIMER: I am not encouraging or advising anyone to modify their firearms. This is for entertainment and educational purposes only. Excerpts from two of my videos. Getting all the extractor fitting info in one place for my 1911 technical content playlist. 1911 Technical Content Playlist: https://www.youtube.com/playlist?list=PLvg9KKCMrd1Oc_48Twiqn_Qh1A6Nn2TZr Kuhnhausen M1911 manual references: Pg. 140-144 Atlas extractor tuning video: https://www.youtube.com/watch?v=Xm3ss3XMQxM&t=420s Extractor fitting forum post: https://www.1911forum.com/threads/steve-in-allentown-extractor-fitting.829865/ EGW extractor types: https://egwguns.com/blog/2024/02/28/egw-extractors-whats-the-difference-between-our-gi-practical-and-hd/ Extractor hook to breach face info: https://forum.m1911.org/showthread.php?42529-extractor-hook-to-breech-face-spec-tolerances https://www.1911forum.com/threads/1911-extractor-hook-to-breech-face-measurement.993084/ Extractor videos: https://www.youtube.com/watch?v=lTnbFj1Zwwg&list=LL&index=2&t=291s https://www.youtube.com/watch?v=U3WdK5V9ruA&list=LL&index=3&t=1067s 10-8 performance test protocol: https://www.youtube.com/watch?v=v5f3mtxPAEM&t=17s 00:00 Intro 01:26 Groove adjustment, hook to breechface dimension 03:56 Case and barrel clearance 06:44 Case rim contact 07:21 Adjusting tension 08:30 Modifying geometry and polishing 10:16 Symptom of too much extractor tension 10:47 Testing extractor tension with live fire (10-8 Performance test)