The DD MK18 Upper: A CQB Powerhouse
The Daniel Protection (DD) MK18 upper receiver is actually a renowned part within the AR-15 System, noted for its shut-quarters battle (CQB) prowess. Initially created for USSOCOM (U . s . Distinctive Functions Command), the MK18 upper happens to be a sought-after option for each Experienced and civilian AR-15 lovers resulting from its reliability,