Gruppo Hop Up Rotary Style per M4/M16 G&G

hop up – m4 series – metallo – tnt – umarex – aluminum – precision barrel – rubber – presser – rotary hop up – cnc –

6.03mmx275mmm – psionic – gb – gbbr – airsoft – airsoft – airsoftgun – software Italy – tactical – military – softairitaly

– army – pewpew – guns – softairteam