30mm autocannon variant
(https://www.grogheads.com/forums/proxy.php?request=http%3A%2F%2Fbreakingdefense.com%2Fwp-content%2Fuploads%2Fsites%2F3%2F2016%2F10%2FIMG_6087-1-e1477593562519-768x490.jpg&hash=e6658eb8f4e105bc103de72c6e1e23c1492d77c1)
http://breakingdefense.com/2016/10/army-rolls-out-upgunned-stryker-30m-autocannon-vs-russians/