Radical Firearms Upper Assembly 16 inch 300 AAC HBAR Contour 15 inch FCR A2 FH w/o BCG and CH Black

Radical Firearms Upper Assembly 16 inch 300 AAC HBAR Contour 15 inch FCR A2 FH w/o BCG and CH Black. These AR15 Upper Receivers from the innovators at Radical Firearms feature a forward assist for increased accuracy and a faster cool down time. With an ejection port door the Radical Firearms 16 in. Blackout Upper Assembly easily drops in to any firearm without the need of a gunsmith. The Radical Firearms Upper Receiver Assembly is a fully mil-spec compliant receiver provides a high-quality upper for any level budget or shooter. Specifications for Radical Firearms 16 in. 300 AAC Blackout Upper Assembly: Manufacturer: Radical Firearms Caliber: .300 AAC Blackout Barrel Length: 16 in Barrel Profile: HBAR Gas System Length: Pistol Length Barrel Twist Rate: 1-8 Threads per Inch: 5/8x24 Handguard Type: Free-Float Muzzle Device: A2 Flash Hider Finish: Matte Color: Black Gun Model: AR-15 Condition: New Gas Block Journal Size-Diameter: .750 in Handguard Length: 15 in Gun Rail: M-LOK Gun Make: AR Platform Additional Features: Slim Rail System (FCR) Included Accessories: Standard Barrel Material: 4140 Chrome Moly Vanadium Magazine Included: No Model: Slim Rail System (FCR) Length: 15 in Radical Firearms 300 AAC Blackout Upper Assembly 2CS-UFH-HP3 Forward Assist Ejection Port Door RF Barrel Nut Package Contents: Radical Firearms 16 in. 300 AAC Blackout Upper Assembly 2CS-UFH-HP3 What firearm models does the manufacturer say Radical Firearms 16 in. 300 AAC Blackout Upper Assembly is compatible with? The manufacturer suggests that Radical Firearms 16 in. 300 AAC Blackout Upper Assembly is compatible with AR-15Radical Firearms FU16-300HBAR-15FCR: Upper Assembly 16 inch 300 AAC HBAR Contour 15 inch FCR A2 FH w/o BCG and CH Black