King Arms have sent over details of their M4 GBB:
Dear customer, King Arms M4 GBB, one of your best collection!
Re-stock!
Colt M4 CQB (KA-AG-19)
Colt M4 RIS (KA-AG-99)
FYI, Thanks, Best Regards, Ho (King Arms)
King Arms M4 GBB
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