Here's a couple. This is actually a 155EL, but all the 155's are the same size. If it's a locker (i.e. has an L in the suffix) the lock releases protrude a bit, which is worth factoring in.
This is the only pic I currently have of the Super Bear Jaws (at the back) I think:
... and here's my ramblings about the 155/L
and the 155EL
on my blog if you're bored