This POM cylinder head is suitable for Ver.III gearbox (AK/ SIG/ G36). It is equipped with oil and friction resistant o-ring and buffer rubber to provide better air sealing and cushioning from the piston.
This POM cylinder head is suitable for Ver.III gearbox (AK/ SIG/ G36). It is equipped with oil and friction resistant o-ring and buffer rubber to provide better air sealing and cushioning from the piston.