bigbox

need some help badly had my 79 cube van painted replaced wing windows with new seals replaced cat wiskers replaced wheel well trim but i can not find who made the 1.250 x 1.250 black rubber angled trim strip that rivits on that goes abound the cab to the front of the cube it was a union city box van they were bought out by utilamaster and they wont even talk about anything union city built this was used on all box vans from 73 -89
would come on a 25 foot roll or larger if any one knows who supplied this to union city there help would be greatly appreciated