The DD MK18 Upper: A CQB Powerhouse
The Daniel Defense (DD) MK18 upper receiver is a renowned ingredient within the AR-fifteen platform, known for its shut-quarters battle (CQB) prowess. Originally designed for USSOCOM (U . s . Exclusive Operations Command), the MK18 upper has become a sought-just after option for both equally Expert and civilian AR-15 lovers on account of its trustw