I played at a scenario at the beginning of this month and got to use the zetamags and had no issues with loading or operation. Could've been a bad batch of mags/springs IMO.
DP G3 Spec-R - G4 Reg, Bob Long Cam Drive ASA, Deadly Winds 14" Fibur Barrel w/ inserts, Pure Energy 68/30 CF Tank & Empire Prophecy Z2 w/ Virtue Speedfeed
Dye I4 w/ Blue Ice Lens
Blood Clots, Sweat Dries, Bones Heal... Suck it up Princess