FMF M16 Bolt Carrier Group Carpenter 158, Billet Extractor, 5.56, Nitride

Description

*** All BCGs come standard engraved with an FMF logo***

• 8620 M16 Style Carrier
  • Heat Treated
  • Final Grind Before Plating
• Carpenter 158 5.56/.223 Bolt
  • Heat Treated
  • Shot Peened
  • Precision Ground
  • MPI
• 4140 Billet Gas Key
  • Properly Seated with Grade 8 Fasteners
  • Properly Staked
• 4140 Cam Pin
• 4140 Billet Extractor
  • Solid Bar Stock
  • Heat Treated
  • Shot Peened
  • Phosphate
  • Extractor Insert Included
  • O-Ring Included
• 17-4 H-900 Stainless Steel Firing Pin
• 100% American Made