The DD MK18 Upper: A CQB Powerhouse
The Daniel Defense (DD) MK18 higher receiver can be a renowned component from the AR-fifteen System, noted for its shut-quarters overcome (CQB) prowess. Initially made for USSOCOM (U . s . Special Functions Command), the MK18 upper is becoming a sought-soon after choice for the two professional and civilian AR-15 enthusiasts because of its trustwor