Drop-In Maxi-Well Our standard mainspring housing with a precision machined slot, and a drilled and tapped hole cut into the bottom. This superior two-piece design allows easy, drop-in installation of our included maxi-well, as well as easy removal of the maxi-well in seconds, without disassembling the pistol. Greatly increases magazine well opening for flawless magazine changes and speedy reloading. No grip modifications required.Drop-In Maxi-Well, Flat, Checkered 25 LPI
(2)
Average rating 10 out of 10
( based on 2
reviews )

Magwell and Mainspring housing
As of yet I've not install this item. It was delivered in a timely manner and the quality is excellent. The magwell style is very similar to the one's used by Sig Sauer on their 1911's
ed brown magwell 1911