Description Set 1 Overview 900 spindles per set 32/24 kW motor 180 mm lift Ring size PG1-4254 400 volt Bottom roller size 27x27x27 Single tension pulley SKF front bottom roller neck bearing Z twist With balloon control ring Without drafting system Without bobbin hanger Without inverter Set 2 Overview Model F1518A 1008 spindles per set 37 kW motor 180 mm lift Ring size PG1-4254 380 volt Bottom roller size 27x27x27 Single tension pulley Mitsubishi inverter, PLC and digital display Z twist Without drafting system Without bobbin hanger