never been fielded looks brand new. have 1 brand new mag but when it arrived it had a horrible leak. currently waiting on evike to send a replacement. threads are messed up, shown in pics above. the only thing ive changed is the slide release to an extended one. *edit* the replacement mag from evike just showed up. i put a little bit of gas in it to make sure it would hold & thats it. ( the one in the box is brand new ) other one is brand new but needs a reseal im pretty sure. dont buy on hop up please. SOLD. SOLD.