Date: 12/31/1969 Views: 2870
Date: 11/17/2010 Views: 3195
Date: 01/23/2006 Views: 2742
Date: 08/23/2023 Views: 159504
Comparison of old mass balance arm assembly to the Mod 70 version. The new one is much stronger. Probably a worthwhile improvement in spite of the miserable job it is.