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STI Mainspring Housing 25 LPI Blue
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STI Mainspring Housing 25 LPI Blue

Product #: 11460
Price: $39.99


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Machined from: Solid Bar Stock Steel
Finish: Blued Carbon Steel
Checkering: 25 LPI (Lines Per Inch)
Compatible with: STI full-size or commander-style 1911s

The checkering on this mainspring housing helps get the weight in the right place and gives you good traction.

Pins and springs do not come with this part. You can use the pins and springs from your original mainspring housing or purchase new parts from us.

This mainspring housing makes a great replacement for plastic mainspring housings.

This is our premium mainspring housing, designed and made by EGW.

Fully machined from bar stock, sandblasted, and then hot blued.

This item will fit 1911 Government and Commander frames. It is a flat mainspring housing.

Warning: This product may be alloyed with trace amounts of lead and other elements which are known to the State of California to cause reproductive harm and cancer. To prevent exposure, do not alter the product by welding, grinding, etc. For more information, go to

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