E&C] USMC Marine Metal Body Receiver[For Tokyo Marui M4 AEG Series][B – SIXmm (6mm)
E&C] Airsoft COLD M4A1 Metal Body Receiver[For AEG M4/M16][Engraved H – SIXmm (6mm)
Specwarfare Airsoft. G&P Seal Skull Metal Receiver for M4 AEG (Black)
Specwarfare Airsoft. G&P M4A1 Taper Metal Body for M4 AEG (Black)
GEZOCHT GBB M4 BODY RECEIVER GHK WA VFC - Airsoft Bazaar
G&P Metal body for M4 AEG (FDE, Magpul)
Mancraft M4 - AR15 body Mancraft HPA Airsoft
Black Dragon Skeleton Metal Receiver for M4 Electric Gun - Airsoft Shop Japan
Monk Customs MONK GO Body for AEG M4 Rifles
E&C] Airsoft Marine M4A1 Metal Body Receiver[For AEG M4/M16][Engraved – SIXmm (6mm)
AIRSOFT AR15 M16 M4 RECEIVER 3D model 3D printable | CGTrader
JG M4 / M16 Lower Receiver ( Black )
JP Rifles M4 metal body - MADBULL
Specwarfare Airsoft. G&P Seal Skull Metal Body Pro Kit (Black)
MAC Airsoft AR8 Metal Body for AEG M4 Type 3 | Black
JG Engraveable Metal Body Receiver Set For 416 Series Airsoft AEG (Color: Black / Blank), Accessories & Parts, External Parts, M4 / M16 External Parts, M4/M16 AEG Receivers - Evike.com Airsoft Superstore
MAC Airsoft AR8 Metal Body for AEG M4 Type 2N | Black
Metal Body | ssairsoft
EMG F-1 Firearms Officially Licensed BDR Full Metal M4 Receiver (Color: Blue / Lower), Accessories & Parts, External Parts, M4 / M16 External Parts, M4/M16 AEG Receivers - Evike.com Airsoft Superstore
Lancer Tactical M4 AEG Full Metal Skeletonized Upper and Lower Receiver - BLACK | Airsoft Megastore
E&C Striker M4 Metal Body | Fox Airsoft | Low Prices and free shipping
Madbull Licensed Noveske MUR Metal Body for M4 M16 Airsoft AEG w/ Ultimate Hopup Unit (Color: OD Green), Accessories & Parts, External Parts, M4 / M16 External Parts, M4/M16 AEG Receivers -