Helping a friend work on a 70 chevelle-he is making it look like they did in the late 60's and early 70's-he is going to put cragars on it-air shocks etc-he has some NMW tow tabsto put on but would like to find some original pins and clevisis-NMW used pins made by Bethlehem Steel they had a B and a big I(looks like an I beam)and a S stamped on the head of the pin-anyone got a couple kicking around?Thanks in advance!