[cassian can see immediately the shift in attention, and it tells him a few things even before he speaks up. this man has seen combat, he wants the comfort of a weapon, and that's a priority. it's relatable.]

Wookies are quite heavy. [UNHELPFUL. except more confirmation of #same hat.] The perimeter guard likes to take people with some sort of relevant experience. There are different branches, from tech to patrol to repairs. [that's not ALL but, you know, basics.]

If there are weapons you are unfamiliar with, there is always some kind of training.