Advanced analog audio lab

What is the MG-1 series slide arm effective mass?  

 
1. Horizontal effect mass of MG-1.1 slide arm wand is about 28 gw (actual) which it will      affect to 1.8 Hz and below.
 
2. Vertical effect mass of MG-1.1 is rate about 2.8 to 3.8: 1, This proportionate depend on the V.T.F, cartridge weight ,balancing weight position related to the pivot