Gemi Elettronica Insulators for wooden poles 100 pcs for electric fence electric fences electrified fences for animals wild boars dogs cows horses pigs hens foxes. Super strong and very easy to assemble. Equipped with internal screw (easy to screw onto wooden poles) and yellow, UV-resistant ring. Italy. Pack of 100 pieces - patented by Gemi Elettronica the highest quality in the world, at the lowest price on the web The best in its category: TRY FOR BELIEVE ! NEW: Larger size that gives the insulator greater strength and greater insulating power to the fence (making it maintain a constant electrical charge even after several kilometres). Insulators for electric fence electric fences electrified fences for animals boars dogs cows horses pigs hens goats foxes badgers.