Bear Creek Arsenal BC-15 .300 Blackout 7.5in Bolt Action Style Upper Receiver Heavy Barrel 1-8 Twist 5/8x24 Flash Hider Parkerized

Bear Creek Arsenal BC-15 .300 Blackout 7.5in Bolt Action Style Upper Receiver Heavy Barrel 1-8 Twist 5/8x24 Flash Hider Parkerized. 300 Blackout Bolt Action Style rifle length upper has a 7.5'' heavy barrel with a parkerized finish and features a 1:8 twist rate. It includes the BCA Talon 7'' MLOK split rail an M4 flat-top 7075 billet aluminum upper receiver a BCA bolt carrier group a flash hider and a right-side bolt action style charger. This .300 Blackout upper is compatible with any mil-spec AR-15 lower. Magazine not included. Specifications for Bear Creek Arsenal BC-15 .300 Blackout 7.5in Bolt Action Style Upper Receiver: Manufacturer: Bear Creek Arsenal Caliber: .300 AAC Blackout Barrel Length: 7.5 in Barrel Profile: Heavy Barrel Twist Rate: 1-8 Threads per Inch: 5/8x24 Muzzle Device: Flash Hider Finish: Parkerized Color: Black Gun Model: AR-15 Handguard Length: 7 in Gun Rail: M-LOK Gun Make: AR Platform Weight: 3.75 lb Flutes: No Package Contents: Bear Creek Arsenal BC-15 .300 Blackout 7.5in Bolt Action Style Upper Receiver Bear Creek Arsenal UABA-303-300PHB7.518-7ASR: BC-15 .300 Blackout 7.5in Bolt Action Style Upper Receiver Heavy Barrel 1-8 Twist 5/8x24 Flash Hider Parkerized