APOC Armory Premium Nickel Boron Bolt 5.56/.223 (Bolt Only)
- M16 Carrier Machined from 8620
- 5.56 Bolt Machined from 9310
- Tool Steel Extractor
- Mil-Spec Extractor Spring with black insert and Viton O-Ring
- Shot Peened and HPT/MPI
- Premium Nickel Boron Finish