USED OP Exclusive Moriarti AR-15 Upper Receiver 300 Blackout 10.5in Pistol Medium M-LOK 1-7 Twist 5/8x24 Thread Diamond Cut Free-Float Handguard

USED OP Exclusive Moriarti AR-15 Upper Receiver 300 Blackout 10.5in Pistol Medium M-LOK 1-7 Twist 5/8x24 Thread Diamond Cut Free-Float Handguard. 5in 300 Blackout Upper Receiver Slanted Muzzle was developed to be the best item for anyone in need of a high quality selection.. Developed by using some of the very most durable and long lasting components in existence these AR15 Upper Receivers from Moriarti offers you something that will give you numerous years of reliability. Moriarti has been maki