PTS Enhanced Polymer Grip (EPG) for M4 GBBR-BK / DE
Pro-Win GI 30 Style GBB M4 Magazine-51R(Gen.2)
RA Aluminum nozzel with tool Adjust NPAS set for WE M4
RA-Tech Plastic Nozzle with NPAS Adjust Tool Set for KSC M4 GBBR
RT I-Hop Up Packing for WE Open-Chamber M4/M16/L85
Steel CNC Trigger Assembly for WE AK GBB Rifle
TEAM GBB KSC(KWA) Kriss Vector Silencer(Insert Inner Barrel)
UAC REINFORCED LOADING NOZZLE FOR MARUI M4A1 MWS GBB
VFC M4/ MK18 / MK12.. GBB Bolt Carrier Set [NPAS탑재]