Quote:
Originally Posted by GabeGuitarded
The M16A3 I received from BuyAirsoft has a metal upper receiver. Maybe the M4 they're selling is the Light version?
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I dont know i dont have the m4 i got the m16a3 too, but i ant really tell 100% there seems to be metal on one side of the receiver and nhlon plastic on the other side
even if i knock or touch i cant really tell the diffrence lol