18″ 450BM BARREL & BOLT COMBO

Features

Barrel

18″ Modified HBAR Contour 450 Bushmaster Barrel

• Caliber: 450 Bushmaster
• Length: 18″ OAL
• Gas Block: Low Pro Gas Block .750″
• Material: 416R Stainless Steel
• Gas System: Carbine Length
• Twist Rate: 1:24 Twist
• Finish: Bead Blasted
• Thread: 11/16×24

Bolt Assembly

• EXO NiB Coated Bolt – Case Hardened, Shot Peened & MPI Tested
• MAG PHOS Extractor (Fully Assembled)