Thought pintles were widely known. My bad! Partly explains why I'm
having such trouble finding them.

Here's a pic of pintles:
http://www.horton-brasses.com/produc...intlehinges/64. The
one I need is similar to #HF-38 in this pic...only larger. I need a
7-8" mounting plate with larger holes to accomodate 3/8 anchor bolts.