Daniel Defense DD4 MK18 Features The Daniel Defense DD4 MK18 uses a cold hammer forged barrel a manufacturing process that improves barrel life and heat resistance far beyond a standard button-rifled barrel especially valuable during sustained strings of fire. A Daniel Defense flash hider reduces visible signature at the muzzle and the CNC machined 7075-T6 aluminum receiver keeps the platform both lightweight and exceptionally durable under hard use. For shooters who need a compact close-quarters capable 5.56 platform without sacrificing accuracy or durability the MK18 delivers genuine duty-grade performance. The Daniel Defense RIS III 9.5 free-float handguard isolates the barrel from external pressure for improved accuracy while providing ample M-Lok real estate for lights grips and other accessories. The GRIP-N-RIP charging handle offers a larger more positive gripping surface for faster manipulation under stress and the ambidextrous safety selector lets operators run the rifle comfortably regardless of hand dominance. Daniel Defense s reputation for precision manufacturing and rigorous quality control backs every component of this build and this DD4 MK18 is available for sale at GrabAGun for shooters seeking a professional-grade 5.56 pistol with a stabilizing brace already installed. Daniel Defense DD4 MK18 Specifications Brand: Daniel Defense Model: DD4 MK18 Type: AR Pistol Action: Semi-Auto Caliber: 5.56 NATO Barrel Length: 10.3 Barrel Description: Cold Hammer Forged Chrome Lined Government Profile Rate of Twist: 1-in-7 Gas System: Carbine Length Direct Impingement Overall Length: 29.88 Capacity: 30+1 Magazines Included: 1 Handguard: Daniel Defense RIS III 9.5 Brace: SB Tactical SBA3 Finish: Flat Dark Earth Threaded Barrel: Yes 1/2x28 Muzzle Device: Daniel Defense Flash Suppressor Receiver Material: 7075-T6 Aluminum Trigger: Mil-Spec Safety: Ambidextrous 2 Position Lever Weight: 5.95 lbs Available At: GrabAGun