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Old January 25th, 2021, 14:43   #2
Zfurlong
 
Join Date: Sep 2014
Location: Oromocto
really any piston should be fine as long as it has a metal rack, for piston head and cylinder head, you will want ones with double o-ring. as for cylinder, cant really go wrong with a non ported, as long as you adjust your spring accordingly (cutting coils to achieve desired velocity)
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current armament:
mk43, ump.45, p90, barret, m14, g33, k98, m4 tac, m4 swat, mp5 navy, vsr10, p226, m9.
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