Well, it dosn't cover all the weapons, and I'm not quite sure if it covers what you want size-wise, but I've been using just about every retex that RogueTrooper PL has done. Here's a link to his stuff on the Nexus: http://www.fallout3nexus.com/downloads/search.php?name=&scid=55&author=RogueTrooper&mname=&desc=&size1=&size2=&downloads1=&downloads2=&udate1_day=0&udate1_month=0&udate1_year=0&udate2_day=0&udate2_month=0&udate2_year=0&ldate1_day=0&ldate1_month=0&ldate1_year=0&ldate2_day=0&ldate2_month=0&ldate2_year=0&endorsemants=&images=&readme=&advltonly=&page=1&orderby=name&order=ASC