Milsig M17 Upgrade Heat Core Bolt and Air Chamber Set (2019_ Category_Paintball Masks & Goggles/Flex Zone 684 Freak® Insert Included

684 Freak® Insert Included

8 inch Control Bore – What it is

Made from 600 PU material

Tan & Black or Olive & Black

• 4th generation

Milsig M17 Upgrade Heat Core Bolt and Air Chamber Set (2019_ Category_Paintball Masks & Goggles/Flex Zone 684 Freak® Insert IncludedBolt features: 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