Specna Arms M4 & HK416 Magazine Compatibility Test
10 Sep 2021
Racoon Airsoft checks out the magazine compatibility of M4 and HK416 AEGs from Specna Arms... "Testing a wide range of mid and high cap mags with firing to check compatibility with new Specna Arms ONE range of 416's and M4's with the newer blue rotary hop unit. Not the one found in EDGE and CORE RRA models. H-04 H-07."