MADBULL Daniel Defence Licensed M4A1 12.5 inch RIS II-BK
Madbull Troy BattleRail TRX Extreme 11 inch-BK
Madbull Troy BattleRail TRX Extreme 9 inch-BK
MADBULL MK18 9.5" Daniel Defense SOPMOD II-RIS II-BK
MADBULL MK18 9.5" Daniel Defense SOPMOD II-RIS II-FDE
Pro-Win GI 30 Style GBB M4 Magazine-51R(Gen.2)
TEAM GBB KSC(KWA) Kriss Vector Silencer(Insert Inner Barrel)
LCT GHK M4 GBBR 10.5inch Short Outer Barrel
Crusader Steel Outer Barrel for Umarex / VFC UMP GBB
PTS Enhanced Polymer Grip (EPG) for M4 GBBR-BK / DE