KIT FOR M4 / M16 SERIES IN ERGAL FPS (KITM4P3)

FPS nozzle, cylinder head and piston head kit for M4 / M16.
This air assembly kit includes:
nozzle in pom with or seal (SPM4P)
second version ergal cylinder head with double O seal (TC02A)
piston head bearing in ergal with double or lightened for high speed (TPAVN)

This product ensures a noticeable improvement in the air unit of your ASG.
100% MARUI compatible.
100% MADE IN ITALY