These Insulators are specifically made for Polytape setups.
Polytape Insulators
One way tensioner for end and gate posts
Two way tensioner for corners and tape gates
Wood Post insulator for polytape up to 2"
T-post insulator for polytape up to 2"
Cover for tops of T-Posts to prevent injury. Holds ½" to 1½" Polytape.
Polytape insulator for round posts.