USA Flag & .223/5.56 Ejection Port Dust Cover
Mark your upper to designate the caliber with using a single lower with different uppers.
Fits AR-15/M4 Upper Receivers.
Laser EngravedMade In USA.
May occasionally have some variation in laser work.
Dust covers are true mil-spec and arrived to us in bulk bags of 500 each and coated with lubricant.