Bear Creek Arsenal BC-15 6mm ARC 24in Bolt Action Style Upper Receiver Straight Fluted Heavy 1-8 5/8×24 Flash Hider 416R

Bear Creek Arsenal BC-15 6mm ARC 24in Bolt Action Style Upper Receiver Straight Fluted Heavy 1-8 5/8×24 Flash Hider 416R. Magazine not included. Specifications for Bear Creek Arsenal BC-15 6mm ARC 24in Bolt Action Style Upper Receiver: Manufacturer: Bear Creek Arsenal Caliber: 6mm ARC Barrel Length: 24 in Barrel Profile: Heavy Barrel Twist Rate: 1-8 Threads per Inch: 5/8×24 Muzzle Device: Flash Hider Finish: Stainless Steel Color: Black Gun Model: AR-15 Handguard Length: 15 in Gun Rail: M-LOK Gun Make: AR Platform Weight: 8 lb Flutes: No Package Contents: Bear Creek Arsenal BC-15 6mm ARC 24in Bolt Action Style Upper Receiver What firearm models does the manufacturer say Bear Creek Arsenal BC-15 6mm ARC 24in Bolt Action Style Upper Receiver is compatible with? The manufacturer says that Bear Creek Arsenal BC-15 6mm ARC 24in Bolt Action Style Upper Receiver is compatible with AR-15Bear Creek Arsenal UABA3756MMARHB2418SSF15ASR: BC-15 6mm ARC 24in Bolt Action Style Upper Receiver Straight Fluted Heavy 1-8 5/8×24 Flash Hider 416R