The helical gearboxes in the C series are competitive products offered as a supplement to your own manufactured Strong series.
The helical gearboxes in cast iron are very ideal for heavy loads and at high efficiencies.
The input shaft could be provided with an ICE electric motor flange or with a free of planetary gearbox charge input shaft. The output side is always supplied with a free 
of charge shaft end. The gearboxes could be fitted on ft that match additional brands available or with flanges of different sizes.