Daniel Defense 0100408001006 M4A1 RIS II Handguard 12.25″ 2-Piece, Free-Floating Style Made of 6061-T6 Aluminum with Black Anodized Finish & Picatinny Rail for AR-15

Daniel Defense 0707809136018 DD Barrel 5.56x45mm NATO 16″ Black Phosphate Finish 4150 Chrome Moly Vanadium Steel Material Midlength with Lightweight Profile for AR-15

Daniel Defense Complete Bolt Carrier Group 5.56mm Black

Daniel Defense 1908809116 AR-15 Iron Sight Set Black Hardcoat Anodized Fixed Front & Rear Sight