TacFire BU-300-16 Rifle Upper Assembly 300 Blackout Caliber 16" Black Nitride Barrel, Black Anodized 7075-T6 Aluminum Receiver & M-LOK Handguard for AR-Platform Includes Bolt Carrier Group

The TacFire BU-300-16 Complete Upper Assembly in 300 Blackout provides a ready-to-install upper receiver with a 16 inch Black Nitride barrel, forged 7075-T6 aluminum receiver, and 15 inch M-LOK free float handguard. Includes bolt carrier group, charging handle, ejection port cover, and forward assist. Designed to upgrade or build AR-15 rifles chambered in .300 AAC Blackout with reliable subsonic and supersonic shooting performance, the assembly features a 1:8 twist barrel, pistol length gas system, and compatibility with standard AR-15 lowers.