6.8 SPC II Black Nitride Bolt Completion Kit - MPI
This 6.8 SPC Bolt Completion Kit can be used for 6.8 SPC type 2 or 224 Valkyrie chambered AR barrels. The MPI bolt is made from enhanced 9310 steel and is properly heat treated to exacting specifications. The bolt is shop-peened and magnetic particle inspected. This 9310 SPC bolt comes finished in black nitride and includes a Viton O-Ring.
- Bolt
- Machined from 9310 tool steel
- Heat treated to military specifications
- Shot Peened
- MPI
- Black Nitride Finish
- Extractor
- Heat treated to military specifications
- Shot peened
- Mil-Spec Extractor Spring, black extractor insert, Viton O-Ring
- Black Nitride Finish
- Cam Pin
- Machined to Mil Spec
- Ground to meet military required tolerances
- Black Nitride Finish
- Firing Pin
- Built to Mil Spec