USED Next Level Armament NLA AR -15 M-Lok Handguard 5.56 mm 13 in 5 slots Anodized Black NLX550. Hard coat anodized and includes solid billet steel barrel nut shims and 5 slot MLOK rail attachment. Designed to match our AR15 receivers we machine our AR15 Mlok handguards from aluminum extrusions in house and hard coat anodize to mil-spec tolerances. A solid billet steel barrel nut ensures a solid and stable mount to your receiver. Whether you shoot for competition hunting or competition we designed our handguards for comfort and strength without added weight. Each handguard features MLOK attachment points on both sides and the bottom of the handguard. Each handguard includes one 5 slot MLOK rail section and shims for timing the barrel nut. Specifications for Next Level Armament NLA AR -15 M-Lok Handguard: Manufacturer: Next Level Armament Color: Black Finish: Anodized Fabric/Material: 7075 Aluminum Gun Make: AR Platform Gun Model: AR-15 Gun Type: Rifle Handguard Type: Free-Float Handguard Style: Hybrid Rail Gun Rail: Picatinny Gas System Length: Rifle Length Weight: 1 lb Inner Diameter: 1.4 in Gas System Type: Piston Mount Type: M-LOK Quantity: 1 Features of Next Level Armament M-Lok Handguard AR15 Package Contents: Next Level Armament NLA AR -15 M-Lok Handguard Next Level Armament NLX550: NLA AR -15 M-Lok Handguard 5.56 mm 13 in 5 slots Anodized Black