Hi,
First post on the site

go easy
I know it has bin a while but on this subject, I have a kart M14 EBR and trying to upgrade the S**t out of it. As you guys say to get it how you like it, But im hearing load of different stuff about it, like what internal are combatible with the weapon.
1. Is it a copy of G&G or ECHO 1
2.What Gearbox wize fits Tm or G&G....etc upgrades
And anyone with the weapon what would you say to change or upgrade right away
Thanks
Sean Blaik