I use white lithium on the gears. It would be handy if I could also use this in the cylinder.
Originally Posted by Syn
100% silicone paste is what I used. Applied it very thinly and stretched my o ring manually to make sure compression is good. Seems to be holding up fine after 2 months.
This makes sense as the systema and other airsoft brands are a yellowish semi transperant colour paste.