Description
Assembled Bolt Carrier Group for AR-15/M16 8620 M16 style carrier Black Nitride finish Properly heat treated Final grind before plating 9310 Steel 5.56/.223 bolt Heat treated Shot peened Precision ground for perfect dimensions Black Nitride finish MPI – Magnetic Particle Inspected 4140 Gas Key Black Nitride finish Properly torqued with Grade 8 fasteners Properly staked […]
- Assembled Bolt Carrier Group for AR-15/M16
- 8620 M16 style carrier
-
- Black Nitride finish
- Properly heat treated
- Final grind before plating
- 9310 Steel 5.56/.223 bolt
- Heat treated
- Shot peened
- Precision ground for perfect dimensions
- Black Nitride finish
- MPI – Magnetic Particle Inspected
- 4140 Gas Key
-
- Black Nitride finish
- Properly torqued with Grade 8 fasteners
- Properly staked to ensure reliability
- 4140 Cam Pin
- Heat Treated
- Black Nitride finish
- 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
- 100% USA Made
Specifications
| Platform |
AR15 |
|---|---|
| Caliber |
223 Rem, 5.56 NATO |
| Bolt Carrier Group |
M16 Style |
| Colors |
Black |
| Manufacturer |
Midwest Industries |
