M4 Upper BCM upper BCM bcg Milspec ch Centurion 14.5 socom barrel KAC rear sight KAC M4 RAS P&S Stubby Streamlight Protac Magpul rail covers Magpul qd sling mount 850 bucks Low round count, probably less than 100 through the barrel
Upgrade to join the conversation and connect with sellers.
brokenarrow88