When you want advanced modularity paired with a lightweight build, you need an Aero Precision AR15 Enhanced M-LOK Handguard, Gen 2. The key to these AR Handguards & Forends by Aero Precision is the one-piece, free float design that provides the bulk while retaining strength and stability. The Aero Precision AR15 Enhanced KeyMod Handguard is machined to Mil-Spec dimensions and engineered to perfection, providing a free float design that eliminates weight while retaining strength and stability. You're able to install low profile gas blocks with this handguard and expect the same excellent performance as always. The Enhanced M-LOK 1pc Handguard Gen2 includes quick disconnect sling sockets at the 3, 6 and 9 o'clock positions, additional milling along flats to aid with gripping and add visual appeal. Grab an Aero Precision AR15 Enhanced KeyMod Handguard, Gen 2 for that extra something special for your next build. Specifications for Aero Precision AR15 Gen 2 Enhanced M-LOK Handguard: Manufacturer: Aero Precision Fabric/Material: 6061-T6 Aluminum Gun Make: AR Platform Gun Model: AR-15 Gun Type: Rifle Handguard Type: Free-Float Handguard Style: Hybrid Rail Gas System Length: Rifle Length Additional Features: M4E1 Enhanced Serie Inner Diameter: 1.72 in Outer Diameter: 1.78 in Mount Type: M-LOK Quantity: 1 Features of Aero Precision AR15 Gen 2 Enhanced M-LOK Handguard 1pc free float design Built in anti-rotation tabs Scalloped rails Continuous top rail 1.72in inside diameter (from barrel nut cut to forward end) fits most muzzle devices and 1.5in suppressors 1.78in inside barrel nut cut area diameter Compatible with low profile gas blocks Gen 2 Feature - Eliminated half of the 3, 6 and 9 o'clock picatinny rails, saving weight and providing a more ergonomic design in the rear gripping area Gen 2 Feature - Quick disconnect sling socket at the 3, 6 and 9 o'clock positions Gen 2 Feature - Additional milling along flats to aid with gripping and add visual appeal Gen 2 Feature - New profile for the continuous picatinny top rail Please note - This handguard is specific to the AR15/M4E1 platform. It is not compatible with the M5 .308/M5E1 platform. The BAR barrel nut is not included Package Contents: Aero Precision AR15 Gen 2 Enhanced M-LOK Handguard