

STI 1911 Polymer Mainspring Housing, Black Flat
Code: 550-01050101-SP
Ratings Snapshot
out of 5
5
(1)
4
(0)
3
(0)
2
(0)
1
(0)
Would recommend this product.
100%
$9.99
Product 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
Specifications
•••••
- Brand: STI
- Caliber: .45 ACP,.38 Super,9mm,10mm,.40 S&W
- Finish / Color: Black
- Firearm Type: Pistol
- Material: Polymer
- Models Fit: 1911
Customer Ratings & Reviews
•••••
Ratings Snapshot
out of 5
5
(1)
4
(0)
3
(0)
2
(0)
1
(0)
Would recommend this product.
100%
out of 5
5
(1)
4
(0)
3
(0)
2
(0)
1
(0)
Would recommend this product.
100%
1 Total Reviews
Nice upgrade
Jeff L
Location: NC
Date: February 17, 2025
Improves feel and grip on the gun, adds a desired feature without unnecessary weight, Fits Colt 1911s perfectly
Recommended
1 Total Reviews