Product Description
AR-15 10.5-INCH .300 BLK PISTOL UPPER 1:8 FREEFLOAT KEYMOD HANDGUARD
This MCS upper build kit is chambered in .300 Blackout and includes a 10.5-inch H-Bar barrel constructed from 4150 CrMoV steel with a phosphate finish and 1:8 twist rate, a 7075-T6 aluminum upper receiver with anodized finish, a 12-inch freefloat Keymod handguard, a 0.750 gas block, and a nitrided flash and sound forwarder muzzle device with a 5/8x24 thread pitch. The gas system corresponds to a pistol-length configuration.
Barrel Length: 10.5 inches
Caliber: .300 Blackout
Barrel Thread Pitch: 5/8x24
Barrel Material: 4150 CrMoV
Barrel Finish: Parkerized/Phosphate
Barrel Profile: HBAR (Heavy Barrel)
Barrel Twist Rate: 1:8
Barrel Gas System Length: Pistol Gas
Handguard Length: 12 inches
Handguard Style: Keymod
Handguard Made In: USA
Gas Block Name: Micro Low-Profile Gas Block
Gas Block Size: 0.75
Gas Block Material: Steel
Gas Block Finish: Phosphate
Upper Receiver: AR-15 Upper Receiver
Upper Receiver Material: 7075 T6 Aluminum
Upper Receiver Finish: Anodized
Upper Receiver Platform: AR-15
Muzzle Device: 5/8X24 .308 Nitrided Flash/Sound Forwarder
Muzzle Device Thread Pitch: 5/8x24
