Ergo SuperLite Modular Free Float Rail System 9-inch K-Mod Black

The compact 1.37" inside diameter and 1.8" outside diameter create a clean and sleek profile. Ventilation cutouts aid in rapid cooling and provide substantial weight reduction. Accepts ERGO and all other KeyMod compatible accessories. Made to VLTOR Weapons Systems KeyMod specifications. Includes: - Steel barrel nut with shims and harware Specifications: - Length: 9 - Finish: Black - Uses: 1 3/16" crowfoot wrench.