Latest video feature from Massive HK with regards to this M4 Gas Blowback rifle from MIC which is a clone of the Western Arms M4 GBB rifle. It's available for US$115 and is full metal, fires around 380-410fps out of the box, and it is a full metal RIS... "Hi guys, Please check out our new video for the new MIC GBB M4 with enhanced receiver."­