Feb 25, 2023 · I installed an Ed Brown arched housing on a Colt '91, and the housing is JUST slightly too long. Generally, I like checkered housings, but I prefer smooth side borders, as on serrated …

Dec 16, 2025 · With an Arched mainspring housing my front sight is up a bit, sorta like how a Glock points for me. It requires a tad of wrist adjustment to align the sights. Of all my 1911's, the most …

Apr 23, 2025 · Does anyone else find it tricky switching between flat and arched mainspring housings? I've been shoot my SA Milspec with an arched MSH. Today I switched to my SR 1911 with a flat …

Jan 26, 2025 · I have been told that it was rebuilt, although it has no Arsenal rebuild stamps and that it was probably done on a unit level. Be that as it may, I got to wondering if it still had an Ithaca arched …

Jun 26, 2014 · Is the purpose of an arched mainspring housing solely to change the feel of the grip, and to help insure the grip safety is more easily disengaged or both? Or neither?

May 29, 2024 · I'm big-handed, and liked the feel of the arched mainspring housing, but after doing some experimenting and swapping back and forth at the range, found the flat mainspring housing …

Jan 1, 2021 · The arched housing was mean to help raise the muzzle in relation to the shooter's hand. The surface was also checkered since soldiers had also complained that the smooth housing of the …

Feb 18, 2010 · Arched mainspring housing cures shooting low, short trigger is easier to reach and control. Flat mainspring housingss and long triggers (usually with "lightening" holes) are primarily …

May 11, 2011 · For me the arched is better, although I can shoot either. The arch fits my hand better with my grip style. Thumbs forward and riding the safety. It's always puzzed me why commercial …

Feb 9, 2020 · What is the best magwell option for those of us that prefer an arched mainspring housing?