The DD MK18 Upper: A CQB Powerhouse
The Daniel Defense (DD) MK18 upper receiver is a renowned element from the AR-fifteen platform, noted for its close-quarters fight (CQB) prowess. Initially created for USSOCOM (United States Unique Operations Command), the MK18 upper has grown to be a sought-after option for each Specialist and civilian AR-fifteen lovers due to its reliability, man