This Mil-Spec Bolt Carrier Group has the added benefit of a Black Nitride metal treatment.
Features:
- Assembled Bolt Carrier Group for AR-15/M16
- 8620 M16 style carrier
- H&M Black Nitride finish
- Properly heat treated
- Final grind before plating
- Carpenter 158 5.56/.223 bolt
- Heat treated
- Shot peened
- Precision ground for perfect dimensions
- H&M Black Nitride finish
- MPI - Magnetic Particle Inspected
- 4140 Billet Gas Key
- H&M Black Nitride finish
- Properly torqued with Grade 8 fasteners
- Properly staked to ensure reliability
- 4140 Cam Pin
- Heat Treated
- H&M Black Nitride finish
- Billet Machined Extractor
- Machined from solid 4140 bar stock, heat treated and shot peened
- Phosphate coated for reliable extraction
- Extractor insert included
- O-Ring included
- Firing pin precision machined from 17-4 H-900 Stainless Steel
- Midwest Industries Limited Lifetime Warranty
MADE IN USA
