This Modified Cycle System includes:
- Modified Bolt Carrier Group (complete group)
- Buffer spring and 2 Recoil Springs (1 ea). Two recoil springs of different pressure variants are provided to get your build fine tuned.
- Plunger (1 ea)
- Buffer Tube w/ Guide Rod and End cap (1 ea).
- Folding Block Assembly (1 ea).You can use any commercial or mil-spec butt stock with this system.