This is a 30 round factory magazine for the STG-556, made by Microtech Small Arms Research (MSAR).
This magazine is solid black polymer, it is not transparent.
*Pictured is a 42 round magazine, the 30 round magazine is about 2 inches shorter than the 42 round magazine.
CANNOT BE SHIPPED TO:
-CALIFORNIA
-CONNECTICUT
-MARYLAND
-MASSACHUSETTS
-NEW YORK
-NEW JERSEY
-HAWAII
-ILLINOIS