What's in the Box Daniel Defense MK18 Elite 300 Blackout Semi-Auto Pistol (1) 30-Round Magazine Cable Lock Owner's Manual Experience heavy-hitting tactical performance in a highly maneuverable footprint with the CNC Daniel Defense MK18 Elite .300 AAC Blackout AR-pistol. This specialized platform centers around a cold hammer-forged 10.3-inch barrel optimized to deliver the full ballistic potential of the .300 Blackout cartridge, making it an exceptional choice for close-quarters defense and suppressed applications. Engineered for rugged modularity, the MK18 Elite features the legendary Daniel Defense RIS II quad-rail system, providing a rock-solid foundation for laser aiming devices, lights, and forward accessories. Finished in a striking custom Flat Dark Earth and Olive Drab Green color configuration, this elite model includes an ergonomic pistol grip, a crisp Mil-Spec trigger assembly, and an optics-ready flat-top receiver. Firearm Specifications Manufacturer: Daniel Defense Model: MK18 Elite Caliber: 300 Blackout Gas System: Direct Impingement, Pistol-Length Gas System Barrel Length: 10.3" Barrel Description: Cold Hammer Forged, Chrome Moly Vanadium Steel, S2W Profile Barrel Finish: Salt Bath Nitride / Melonite Capacity: 30+1 Rounds Twist Rate: 1:8" Muzzle Thread: 5/8x24 Muzzle Device: Daniel Defense Flash Suppressor Stock Description: SB Tactical SBA5 Pistol Brace Stock Material: High-Strength Polymer and Elastomere Grip Description: Die Free Co. Kung Fu Grip Grip Material: Polymer Furniture Finish: Olive Drab Green & Flat Dark Earth Two-Tone Layout Upper Receiver Material: CNC Machined 7075-T6 Aluminum Upper Receiver Finish: FDE Cerakote / Type III Hardcoat Anodized Lower Receiver Material: CNC Machined 7075-T6 Aluminum Lower Receiver Finish: FDE Cerakote / Type III Hardcoat Anodized FCG: Mil-Spec Single-Stage Trigger Rail Description: 9.5" MK18 RIS II Picatinny Quad Rail, Patented 6-Bolt Bolt-Up System Rail Material: CNC Machined Aluminum Rail Finish: Flat Dark Earth Anodized Attachment Style: Picatinny Quad Rail with Integrated Ambidextrous QD Swivel Points Safety: Ambidextrous Safety Selector Bolt Carrier Group: M16 Profile, Chrome Lined, Properly Staked Gas Key, MPI/HPT Tested Charging Handle: Grip-N-Rip Ambidextrous Charging Handle OAL: 27.06" Weight: 5.3 lbs Includes: Goon Tape Accent, ODG Tiger Claw, One 30-Round Magazine, Certificate of Authenticity