502d Security and Readiness Group emblem.  The group uses the 502d Air Base Wing emblem with the group designation on the scroll.
<a href="https://en.wikipedia.org/wiki/United_States_Army_Institute_of_Heraldry" class="extiw" title="en:United States Army Institute of Heraldry">en:United States Army Institute of Heraldry</a>
2017-03-24
<a rel="nofollow" class="external free" href="http://www.jbsa.mil/News/Visual-Information/Art/">http://www.jbsa.mil/News/Visual-Information/Art/</a>