Like a 20mm with a ok-ish kicker charge, decent RoF and probably some weird noise associated with the rockets and the internal mechanisms of the firearm.
This is an older thread, you may not receive a response, and could
be reviving an old thread. Please consider creating a new thread.
Warhammer 40k Forum and Wargaming Forums
A forum community dedicated to Warhammer, Warhammer 40K enthusiasts. Come join the discussion about Warhammer and Wargaming collections, miniatures, tactics, terrain, reviews, accessories, history, displays, models, styles, scales, reviews, accessories, classifieds, and more!