Shadow Systems MR920 9mm Barrel, 4" Spiral Fluted Bronze - SG9C-02-03SPL-BRZ

This is a 4" 9mm barrel for the Shadow Systems MR920 platform, compatible with Glock Gen 1-5 frames. The barrel features a TiCN bronze finish with spiral fluting for reduced weight and improved heat dissipation. The 1-in-10" twist rate is optimized for reliable 9mm performance, with an overall length of 7.13".