ES Custom Works Ares Striker AS01/AS02/AS03 Cylinder Head

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Custom cylinder head for Ares Striker As01 - as02 -as03

Improved air flow thanks to the V form.

Bar o-ring

Sealing o-ring and sealing o-ring on the Hopup rubber

5mm air outlet hole

Made of ERGAL 7075 aeronautical aluminum alloy

Compatible with original cylinders and Upgrade