Ed Brown's 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 without disassembling the pistol. Greatly increases magazine well opening for faster magazine changes. No modifications to the frame are required.
This model features the Skip Line checkering pattern.
Note: Fits 1911 Government and Commander style frames, NOT for use with Officers models
Material: Chrome moly Steel
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