Tisas 1911 Double Stack Mainspring Housing Pin – Large

The large Tisas Double Stack mainspring housing pin is designed for attaching a magwell to Duty and Carry models. Built from carbon steel with a matte‑black finish, it also replaces pins on MAC 1911 Double Stack pistols with mags installed.

Notable Features:

• Carbon Steel Build

• Matte‑Black Finish

• Allows Magwell Installation

• Fits Tisas & MAC Double Stack Pistols