Details
G&P MK18 MOD 0 Metal Body for Marui M4/M16 AEG Series (Type B)
For Marui M4 / M16 Series
For M4A1 Extended Battery Buttstock (GP416 / GP417 / GP418)
Package Included: New Dust Cover Set, New Bolt Cover, Metal Hop-Up Set, Receiver Pin Set and Forward Assist Knob