DDM4 MK18RIII SBR 5.56MM FDE 02-088-00319-047 Manufacturer Model Number: 02-088-00319-047 Manufacturer: Daniel Defense Model: DD4 MK18RIII Caliber: 5.56 x 45mm Type: NFA - Short Barrel Rifle Item Type: NFA Firearm / Accessory Action: Semi-Auto Firearm / Accessory Capacity: 32 + 1 Finish: Matte Sights: No Sights Stock Frame Grips: Collapsible / Folding Stock Magazine Quantity and Description: 1 32 rd. Overall Length: 26.5" - 30" Weight: 5.7 lbs. Shipping Weight: 12.05 Feature: RIS III M-LOK Rail Feature: Mid-Length Gas System Feature: Fully Ambidextrous Lower Optic Adjustable Objective: false Optic Reticle Illuminated: false