Home / AR Upper Components / CMMG EJECTION PORT COVER KIT MK3 CMMG EJECTION PORT COVER KIT MK3$14.95 3 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 Bravo Company Manufacturing GUNFIGHTER Charging Handle 556 Mod 3B – Large Latch $39.95 Add to cart Out of stock SIONICS Gas Block Low Profile .750 $29.95 Read more FORWARD CONTROLS DESIGN LDFA-A LOW DRAG FORWARD ASSIST BLACK NITRIDE SERRATED $39.99 Add to cart SOLGW 5.56 BOLT CARRIER GROUP 158 CARPENTER SP/HPT/MPI $169.00 Add to cart