review of the Specna Arms easy change spring... its a lie. It doesnt count when you need to take the gear box out of the receiver... or try to, realising you need to by the worlds smallest allen key to remove a grub screw from the mag release
SA-H04, the 416 version with the funky stock, so in that regard, its self inflicted. The anoyance was getting so far before realising the mag release was held in by the worlds smallest grub screw causing me the scavenge neighbours allen key sets