The DD MK18 Upper: A CQB Powerhouse
The Daniel Defense (DD) MK18 upper receiver is often a renowned part during the AR-fifteen System, recognized for its shut-quarters fight (CQB) prowess. Originally designed for USSOCOM (United States Unique Functions Command), the MK18 upper happens to be a sought-soon after option for each Qualified and civilian AR-fifteen enthusiasts as a consequ