upgrade parts

any1 know what the spring the combat machine GR-16 starts out wiht? and if i could get a systema energy motor without upgrading the gears in the gear box? please tell me since your input will help me find upgrades

Wolf wrote:any1 know what the spring the combat machine GR-16 starts out wiht? and if i could get a systema energy motor without upgrading the gears in the gear box? please tell me since your input will help me find upgrades

M100 spring is standard in most of the G&G guns, and yes you can put a systema motor in with no problems to the gun.
just dont use a 11.1 lipo in it.

thanks kozer, im thinkin of either repairing, or upgrading my gearbox cuz today me and my dad went into it and found the problem that was causin it to jam during outbreak, the piston teeth are worn and the back has been catchin on the gears, so now its probably gunna have issues but im gunna come in 3 weeks man, have a nice day kozer and thanks for the help