Home / AR Upper Components / CMMG EJECTION PORT COVER KIT MK3 View cart “SOLGW Gas Block Low Profile .750 w/ Set screws – V2” has been added to your cart. CMMG EJECTION PORT COVER KIT MK3$14.95 2 in stock [] CMMG EJECTION PORT COVER KIT MK3 quantity Add to cart UPC: 815835016429 SKU: 38BA538 Category: AR Upper Components Product ID: 3433 Description Description Includes Mk3 ejection port, rod, and spring. You may also like… CMMG EJECTION PORT COVER KIT MK3 $14.95 Add to cart Related products Out of stock SIONICS Gas Tube W/Roll Pin – Melonite – Midlength $16.95 Read more RADIAN RAPTOR-SD AR15/M16 GAS VENTED CHARGE HANDLE $124.94 – $129.95 Select options Out of stock Bravo Company Manufacturing BCMGUNFIGHTER Ambidextrous Charging Handle Mod 4×4 – Medium Latch $79.95 Read more LBE Unlimited ARFPN – Firing Pin $7.95 Add to cart