This Aero Precision M5 .308 Enhanced Handguard provides advanced modularity that surpasses the capabilities of a 1913 picatinny rail system. These AR Handguards & Forends by Aero Precision eliminate the bulk while maintaining superior strength and stability, and feature quick disconnect sling sockets and additional milling along the flats to aid with gripping. The Aero Precision Gen 2 EM Handguard delivers a lightweight, one-piece, free-float design with built-in anti-rotation tabs and scalloped rails for the shooter who demands top quality for their custom M5 .308 build. Pick up a Aero Precision M-LOK Free Float Handguard, Gen 2 today and start adding your favorite attachments to your firearm!Specifications for Aero Precision M5 Gen 2 Enhanced M-LOK Handguard:Manufacturer:Aero PrecisionFabric/Material:6061-T6 AluminumGun Model:M5Gun Type:RifleHandguard Length:15 inGun Rail:M-LOKCondition:NewAdditional Features:M5E1 Enhanced SerieIncluded Accessories:StandardCountry of Origin:USAQuantity:1Features of:Barrel Nut is sold separately1pc free float designBuilt in anti-rotation tabsScalloped rails1.72" inside diameter (from barrel nut cut to forward end) fits most muzzle devices and 1.5" suppressors1.78" inside barrel nut cut area diameterCompatible with low profile gas blocksDPMS High Profile (.210) TangGen 2 Feature - Quick disconnect sling socket at the 3, 6 and 9 o'clock positionsGen 2 Feature - Additional milling along flats to aid with gripping and add visual appealGen 2 Feature - New profile for the continuous picatinny top railPackage Contents:Aero Precision M5 Gen 2 Enhanced M-LOK HandguardAero Precision APRA308032C: M5 Enhanced M-LOK Handguard, Anodized Black, 15Aero Precision APRA308052C: M5 Enhanced M-LOK Handguard, FDE Cerakote, 15