20 kV Transformer bushing and the 0.4 kV transformer bushing Insulators. They were used for 20/0.4 outside pole transformers. The left large one is inside transformer bushing, the center one is Hungaryian Zsolnai manufactured, the right one is Czech manufactured one. The small ones are all Hungarian manufactured.

A common 10 kV inside bushing Insulator for transformers.