The DD MK18 Upper: A CQB Powerhouse
The Daniel Defense (DD) MK18 higher receiver is often a renowned component during the AR-15 System, known for its near-quarters beat (CQB) prowess. Initially suitable for USSOCOM (U.s. Unique Operations Command), the MK18 higher is now a sought-just after option for equally professional and civilian AR-15 lovers as a result of its trustworthiness,