Included:
-CQB/R (Free-Float) Kit (GP249)
-M4 Marine Metal Body (GP177)
-Military Type 30mm Red Dot Sight (GP121)
-Military 600m Flip Up Rear Sight (GP254)
-M4A1 Extended Battery Buttstock (GP416)(Not include battery)
-M16A2 Grip with Heat Sink End Set (GP034)
-Inner Barrel
-Hop Up Unit
-Battery Holster to prevent short circuit
-T-Shape Connector Wire for recharge
-T-Shape Connector Set
-Metal Accessories Set For Metal Body (Bolt stop,Magazine catch,Selector set,Nozzle,Ejection port cover,Receiver pin set,Dust cover)
-Not include RIS Grip
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