Set of 2019 complete bolt and air chamber for A2 and M5 Markers.
- Three piece construction.
- Increased air flow - better air efficiency, more shots per air tank fill.
- Smooth Conical Firing Pin for increased longevity of the HeatCore Valve Stem O-ring.
- Deeper cut in the Bolt Main Body part ensures better contact between Sear and Bolt and prevents marker from shooting by itself.
- Interchangable Front Tip.
Air Chamber features:
- New AC Cap, Valve Stem o-ring is now more to the front for better air efficiency
- More front position of Valve Stem o-ring makes it´s exchange easier.
- Easier assembly to regulator body, now possible with adjustable spanner.
Fits following Milsig markers:
- M5 Magnus
- PMC/PMC A2