The DD MK18 Upper: A CQB Powerhouse
The Daniel Defense (DD) MK18 upper receiver is often a renowned part in the AR-fifteen System, recognized for its close-quarters combat (CQB) prowess. At first suitable for USSOCOM (U . s . Distinctive Functions Command), the MK18 upper has grown to be a sought-soon after selection for equally Expert and civilian AR-fifteen enthusiasts as a consequ