Product Description
MCS AR-15 .300 BLK 6-INCH PISTOL UPPER 1:7 FREEFLOAT M-LOK HANDGUARD
The MCS 6-inch .300 Blackout AR-15 upper build kit is engineered for compact performance and versatility. This upper features a 6-inch .300 Blackout pistol barrel with 1-7 twist rate, constructed from steel with 5/8x24 thread pitch for .300 Blackout muzzle devices. The pistol-length gas system is complemented by a .750 micro low-profile gas block, ensuring reliable cycling. The included Pershing flash can muzzle device features Type III hard coat anodized finish. The 7075-T6 aluminum upper receiver includes M4 feed ramps and anodized finish for smooth operation and corrosion resistance. The 7-inch M-Lok handguard is made from 6061-T6 aluminum in black, providing ample attachment points for accessories and enhancing build adaptability. This upper build kit is suitable for gunsmiths who demand lightweight and efficient upper assemblies for compact AR-15 platforms.
Caliber: .300 Blackout
Barrel: 6" .300 Blackout Pistol Barrel - 1:7 Twist, .750, 5/8x24 Thread Pitch
Barrel Length: 6-inch
Barrel Material: Steel
Barrel Twist Rate: 1:7
Barrel Thread Pitch: 5/8x24
Barrel Gas System Length: Pistol
Gas Block: Micro Low-Profile Gas Block for .750 O.D Barrel Steel
Gas Block Size: 0.75
Gas Tube: Pistol-Length
Muzzle Device: "Pershing" 5/8x24 Steel Flash Can
Muzzle Device Finish: Type III Hard Coat Anodized
Upper Receiver: AR-15 Upper Receiver, M4 Feed ramps, 7075 T6 Aluminum, Anodized
Upper Receiver Material: 7075-T6 Aluminum
Upper Receiver Finish: Anodized
Handguard: AR-15 7-inch M-Lok Handguard, Black
Handguard Material: 6061-T6 Aluminum
Handguard Color: Black
Handguard Style: M-Lok
