Alcatraz68
Pair
I know nothing about TRKs except that some of them command very high prices here.
https://www.ebay.com/itm/1952-66-EL...2349624.m46890.l49286&mkrid=711-127632-2357-0
https://www.ebay.com/itm/1952-66-EL...2349624.m46890.l49286&mkrid=711-127632-2357-0