Enhanced M-LOK Handguard Gen 2 Features The Enhanced M-LOK (EM) Handguards provide a lightweight free float design for your custom AR15 build. The M-LOK system allows advanced modularity past the current 1913 picatinny rail system. Machined to mil-spec dimensions and engineered to perfection this handguard eliminates bulk while retaining strength and stability. Enhanced M-LOK Handguard Gen 2 Specifications Manufacturer: Aero Precision Model: Enhanced M-LOK Handguard Gen 2 Design: 1pc Free Float Finish: Black Built in: anti-rotation tabs Rails: Scalloped rails with Continuous top rail Inside Diameter: 1.72 Fits: most muzzle devices and 1.5 suppressors Compatible: with low profile gas blocks Gen 2 Features: Quick disconnect sling socket at the 3 6 and 9 o clock positions Additional milling along flats New profile for the continuous picatinny top rail