Magpul PMAG Dust/Impact Cover, Black Supplemental Impact/Dust Covers for the 223 PMAG 30 GEN M2 MOE, PMAG 20, and EMAG Designed to minimize debris intrusion and protect against potential cartridge damage during storage and transit Will also fit all older pre-GEN M2 variants of PMAG (with Black or Foliage Followers) Will also fit the PMAG GEN M3 but, being it is of a slightly different design, will not adequately seal that magazine against debris intrusion Made in USA