Receiver shell upgrade for JM Gen.8 M4A1. Made from nylon so it is tougher and can take more abuse than the normal stock JM Gen.8 M4A1 shell.
Set comes with :
-Receiver shell and dust cover
-Charging Handle + return spring
-Set of screws
Comes in Black and Sand(Tan) color.
*There might be some minor defects with the sand(tan) color receiver. Please do not buy the sand color if you mind the quality of the paint.*