Been using the jg mp5 ras metal body for over a year with absolutely NO issues.
Not a jam or misfire. I did do a durability upgrade right out of the box though.
Jg has only gotten better since.
Grand Poobah of T.W.A.T.
RETIRED (for now)
GUN DOCTOR-Fix, Upgrade, Custom Builds.
I build nearly indestructible Lipo-Reliable Mechboxes.
Owner, The Digital Smoker E-Cig Shop