Bored Mate, lol
@ Kallen read the link as weight tells you what size etc.
Are you mounting it to a bench or free standing on some
4"x4" RHS, They look best mounted on a stump, go see your local red gum guy
he'll have a stump for you and it'll look traditional too
http://www.anvilfire.com/FAQs/blacksmith-vise.php