Badge of the British Army's 7th Aviation Support Battalion, Royal Electrical and Mechanical Engineers.
<a href="//commons.wikimedia.org/wiki/User:Coldstreamer20" title="User:Coldstreamer20">Coldstreamer20</a>, created by myself in Photoshop, original here: <a rel="nofollow" class="external free" href="https://www.facebook.com/7AvnSpBnREME">https://www.facebook.com/7AvnSpBnREME</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>