Guntec USA Air Lite Honeycomb Series M-LOK Free Floating Handguard w/Monolithic Top Rail 12in Gold. The goal is to distribute excellent quality at an economical value. Specifications for Guntec USA Air Lite Honeycomb Series M-LOK Free Floating Handguard w/Monolithic Top Rail: Manufacturer: Guntec USA Fabric/Material: T6 Aluminum Gun Make: AR Platform Gun Model: AR-15 Gun Type: Rifle Handguard Type: Free-Float Gas System Length: Rifle Length Condition: New Inner Diameter: 1.34 in Height: 2 in Mount Type: M-LOK Features of Guntec USA Air Lite Honeycomb Series M-LOK Free Floating Handguard w/Monolithic Top Rail Three M-LOK slots on three sides of front end of handguard. Rail system slides over Barrel nut and is locked up against receiver with 6 screws. Proprietary Barrel nut included. Tight fit up against receiver which allows for a monolithic top rail. Honeycomb design cuts throughout handguard to reduce weight and reinforce strength. Package Contents: Guntec USA Air Lite Honeycomb Series M-LOK Free Floating Handguard w/Monolithic Top Rail Guntec USA GT-12HC-AL-MLK-GOLD: Air Lite Honeycomb Series M-LOK Free Floating Handguard w/Monolithic Top Rail 12in Gold