Essential part for upgrading your Airsoft AEG
Aluminum Piston Head with Ball Bearing is renewed to be more effective
Redesigning the area of port at the head front & the total weight
It creates tremendously crispy shooting sound compared to sister part, Duracon Version
Reinforced piston head will provide extra duration during rapid & prolonged firing

FOR GEAR BOX VERSION II/III USE

ELEMENT Level 2 Upgrade Series

Material :Aluminum