They all are on the central areas of the reverse designs. The first kiss of the hub was not exactly on center. When the pressure was added, it moved into the correct area. So the kiss was the
DDR, and the snap into place removed other areas of the
DDR, but the center, remains on the
DDR's. There are many of them that (35 on Wexler's list)year:
http://doubleddie.com/1319040.html
Edited by coop
10/30/2021 11:48 am