T8 SP System MWS M4 Upper & Lower Receiver Set (No Marking Version)
 
Compatiable with Tokyo Marui GBBR
Enhanced Quick-Release Hop-Up Chamber System
Receiver Pins Set, Charging Handle, Mag Release
Trigger Guard, Safety Selector, Forward Assist
Trigger Box Pin,Nylon Dust Cover, Buffer Lock
Can choose FCW Laser Marking Service