Guntec USA AR-15 Ultralight Series Complete Furniture Set w/Upper Receiver

T6 Aluminum Body Ultra Lightweight Series Proprietary Barrel Nut Included M-LOK System M-LOK System Slides Over Barrel Nut , And Is Secured Against Receiver With 6 Screws Tight Fit Up Against Receiver, Which Allows For Monolithic Top Rail 12″ Rifle Length Heavy Duty Internal Diameter : 1.34″ Specifications for Guntec USA AR-15 Ultralight Series Complete Furniture Set w/Upper Receiver: Manufacturer: Guntec USA Color: Purple Finish: Anodized Fabric/Material: T6 Aluminum Gun Make: AR Platform Gun Model: AR-15 Gun Type: Rifle Handguard Length: 12 in Gun Rail: M-LOK Gas System Length: Rifle Length Condition: New Additional Features: w/Monolithic Top Rail Included Accessories: Standard Mount Type: M-LOK Cartridge: 5.56x45mm NATO Quantity: 1 Features of Guntec USA AR-15 Ultralight Series Complete Furniture Set w/Upper Receiver: Lightweight Skeletonized Design 6061 Aluminum Tube and Steel Endplate Short Textured Buttplate Non Slip Design Extremely Lightweight Complete With Buffer Tube End Plate Ambi 1 Point Sling Plate HD Castle Nut CAR 3 oz Buffer & Chrome Silicon Buffer Spring Total Length is 10.5″ T6 Aluminum Total Weight: 3.1 oz! Airlite Series Extremely Lightweight Ergonomic Grooves Non Slip Design Skeletonized Design Very Durable T6 6061 Aluminum Billet 5.56 Cal Package Contents: Guntec USA AR-15 Ultralight Series Complete Furniture Set w/Upper Receiver