Great News: They came in. Look Great. Shipped to all the customers that purchased.
This new 300BLK upper was added to our piston driven lineup as the next generation of short-barreled options, ideal for close quarters shooting where a more compact platform is desired.
This Upper Includes:
Mil-Spec Forged7075-T6 M-4 Upper Receiver, Type III Class II Hard-coat anodized finish, M4 feed ramps, 1913 Picatinny rail flat top with dry lube internal finish and laser engraved T-markings
9.5″ Medium Contour 4150 CM Melonited Barrel 1:8 twist
Pistol buffer tube without adjustable positions
Samson free float light weight modular rail system
Upgraded to Micro Adjustable Gas Block (5 settings: 100%/75%/50%/25%/OFF)
Weight (as configured): 3.95 lbs
Upper Receiver: A4 Flat-Top, Forged
Barrel Length: 9.5″
Barrel Contour: Medium
Barrel Material: 4150 Chrome Moly Vanadium Steel
Muzzle Thread Pattern: 5/8″-24
Chrome Lined: No
Barrel Finish: QPQ Melonite / Black Nitride
Twist Rate: 1 in 8″ I have confirmed this 1/8 twist.
M4 Feed Ramps: Yes
Bolt Carrier: 1-Piece w/Integral Piston Strike Face
Muzzle Device: Flash Hider
Gas System Length: Pistol, Short Stroke Piston Operated
Gas Block Diameter: 0.750″
Handguard: 9″ Upgraded to the New P2 Rail
Weight: 3.95 lbs