EXTERNAL UPGRADE
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M4 Metal Body ver.2 - Lantac
Model#: LANTAC-M4BD2 -
M4 Metal Body ver.2 - Noveske
Model#: NV-M4BD2 -
M4 Metal Body ver.2 - PRI
Model#: PRI-M4BD2 -
M4 Metal Body ver.2 - PWS - Black
Model#: PWS-M4BD2-BK
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M4 Metal Body ver.2 - Spike
Model#: M4-BODYV2-SPIKE -
M4 Metal Body ver.2 - Troy
Model#: TROY-M4BD2-TAN -
M4 Metal Body ver.2 - Umbrella
Model#: UB-M4BD2 -
Strike Industries M4 Enhanced Pistol Grip for AEG
Model#: SI-M4EPG
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Viper Carbine Length Handguard
Model#: SI Viper HG-C -
Viper MOD-1 Stock
Model#: SI Viper-ES-MOD1 -
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