The addition of the Wilson Combat steel checkered (30 LPI) Mainspring Housing is a great way to improve the grip and appearance of your 1911 Auto. You'll be amazed at the quality of this part. It's fully machined from bar stock with real cut checkering. The checkered mainspring is a great drop-in enhancement. It has a low luster glass bead finish.
|4130 Bar Stock Steel
Determined at checkout.