Bear Creek Arsenal BC-15 7.62x39 18in Bolt Action Style Upper Receiver Heavy Barrel 1-10 Twist 5/8x24 Flash Hider Parkerized

Bear Creek Arsenal BC-15 7.62x39 18in Bolt Action Style Upper Receiver Heavy Barrel 1-10 Twist 5/8x24 Flash Hider Parkerized. 62x39 upper is compatible with any mil-spec AR-15 lower. Magazine not included. Specifications for Bear Creek Arsenal BC-15 7.62x39 18in Bolt Action Style Upper Receiver: Manufacturer: Bear Creek Arsenal Caliber: 7.62x39mm Barrel Length: 18 in Barrel Profile: Heavy Barrel Twist Rate: 1-10 Threads per Inch: 5/8x24 Muzzle Device: Flash Hider Finish: Parkerized Color: Black Gun Model: AR-15 Handguard Length: 15 in Gun Rail: M-LOK Gun Make: AR Platform Weight: 6 lb Flutes: No Package Contents: Bear Creek Arsenal BC-15 7.62x39 18in Bolt Action Style Upper Receiver Bear Creek Arsenal UABA-335-762MHB18110-15ASR: BC-15 7.62x39 18in Bolt Action Style Upper Receiver Heavy Barrel 1-10 Twist 5/8x24 Flash Hider Parkerized