Discover the Daniel Defense MK18 SBR, a compact, high-performance firearm trusted by military and law enforcement worldwide. Explore its features at Freedom Weapons LLC.\r\n\r\nThe Daniel Defense MK18 SBR is a compact, high-performance firearm that\'s trusted by military and law enforcement worldwide. This AR-15 style firearm is unmatched in size, weight, and performance, featuring a 10.3 inch Cold Hammer Forged barrel, the same length used for the MK18 upper most commonly used for CQB operations. The MK18 comes with a picatinny quad rail, a feature Daniel Defense provides to USSOCOM. The RIS II picatinny quad rail has been rigorously tested prior to fielding by USSOCOM, ensuring maximum reliability and durability. The independently ambi GRIP-N-RIP Charging Handle accommodates left- and right-handed shooters. This rifle also comes with the ergonomic Daniel Defense Buttstock and Pistol Grip.\r\n\r\nTechnical Specifications:\r\n\r\nMounting System: Picatinny\r\nCaliber: 5.56mm NATO\r\nMuzzle Thread: 1 ⁄ 2 × 28 TPI (Threads Per Inch)\r\nGas System: Carbine\r\nBarrel Length: 10.3\"\r\nBarrel Profile: Government\r\nProduct Weight: 5.88 lbs\r\nLength: 26 3/4\"– 29 7/8”\r\nMagazine: DD Magazine\r\nCase: Daniel Defense Full-Latch Impact Plastic Case\r\nManufacturer: Daniel Defense