A reader asked me and has asked other bloggers and fora. Everyone is stumped. So far. There is no hole for a retaining pin and that slot is weird, obviously.
TFB Review: Mesa Tactical Beretta 1301 Furniture
-
Shotgun has always been a discipline I have severely neglected over the
years, but recently I have come to the realization that it was something I
could no...
8 hours ago
2 comments:
I believe Auto-Ordnance used to inflict that on their mainspring housings. No one really knows why. However, some pistolsmiths have taken to drilling a small vent hole on the inside face of the mainspring housing to prevent a buildup of oil, grease, or any other fluid inside the housing from interfering with the compression of the mainspring and its cap.
I had an Argentine 1911-ish pistol that had a mainspring housing much like that, IIRC.
Post a Comment