ERGAL BEARING PISTON HEAD WITH PRESSURE DEVIATION WITH VITON FPS (TPAE) O-RING

Piston head bearing in ergal with pressure deviation with double or (TPAE)
This head deflects the air pressure inside the cylinder by 90 degrees directing it directly to the sealing O-ring.
Its adoption improves the homogeneity of the shots and consequently the accuracy of the rifle itself.
Therefore it is recommended to use it on shotguns with 363 mm barrels and up.
Viton O-ring
Weight: 10.65 grams

100% COMPATIBLE MARUI
100% MADE IN ITALY