Mainspring Housing for STI 2011 w/ G1 Grips, Light, by Dawson Precision®

Customize your STI 2011® grip to fit your hands AND add weight to tame felt recoil!
DESIGNED FOR STI 2011® pistols with full size polymer grips. (REQUIRES little effort to install)
20 LPI checkering provides a better grip for MORE CONTROL and adds that custom look.
Adds almost NO WEIGHT over factory polymer mainspring housing.
Choose from 4 Versions:
Arched
Flat
Small Grip Flat: REQUIRES blending the grip to the mainspring housing. Use the small mainspring housing as a guide and it’s pretty easy.
Wedged
CNC machined to exact tolerances available in a Carbon (Blued) or Stainless Steel finish.
NOTE: This WILL NOT WORK with Staccato 2011® pistols with Gen 2 grips!