ERGO Modular Free Float Rail System

A 12in free float M-LOK rail system machined from 6061-T6 aluminum, Type III black hard-coat anodized that weighs only 11 ounces, this handguard features an inside diameter that accepts most suppressors (1.8in). Specifications for ERGO Modular Free Float Rail System: Manufacturer: ERGO Color: Black Finish: Anodized Fabric/Material: 6061-T6 Aluminum Gun Make: AR Platform Gun Model: M16, AR-15 Gun Type: Rifle Handguard Type: Free-Float Gun Rail: M-LOK Inner Diameter: 1.37 in Outer Diameter: 1.8 in Quantity: 1 Features of ERGO Modular Free Float Rail System M-LOK Compatible Slots accept ERGO and all other M-LOK accessories Accepts Ergo WedgeLok Rail Covers For AR-15/M16 platforms (Not AR-10, SR25, etc) Uses standard barrel nut wrench Package Contents: ERGO Modular Free Float Rail System