The DD MK18 Upper: A CQB Powerhouse
The Daniel Defense (DD) MK18 upper receiver is usually a renowned ingredient within the AR-15 System, noted for its shut-quarters beat (CQB) prowess. At first suitable for USSOCOM (U . s . Distinctive Functions Command), the MK18 upper is becoming a sought-just after choice for both Qualified and civilian AR-15 fans resulting from its reliability,