$11.29
CMMG Ejection Port Cover Kit, Mk3, Ejection Port, Rod, and Spring, Black Finish 38BA538
$19.52
CMMG Mk3, 308, HD Pivot and Takedown Pins, Black Finish, Extended and Dimpled 38AFF31
CMMG Ejection Port Cover Kit, Mk3, Ejection Port, Rod, and Spring, Black Finish 38BA538
CMMG Mk3, 308, HD Pivot and Takedown Pins, Black Finish, Extended and Dimpled 38AFF31