Description
Description: STI 1911 Polymer Mainspring Housing, Black Flat. Made from black, checkered polymer, this flat mainspring housing will fit STI 1911 pistols chambered in 9mm, 10mm, .38 Super, .40 S&W and .45 ACP. This factory original 1911 component part houses the mainspring and is secured by the mainspring cap pin. STI builds some of the finest handguns in the world. And, they offer a selection of those same custom quality gun parts and accessories so you can best modify or build the gun of your dreams.
Manufacturer: STI International
PRODUCT SPECIFICATIONS:
- Brand: STI
- Caliber: .45 ACP,.38 Super,9mm,10mm,.40 S&W
- Finish / Color: Black
- Firearm Type: Pistol
- Material: Polymer
- Models Fit: 1911
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