These two insulators have the chairleg scuff on the top. Whether or not they were used that way I do not know. Both were taken out of service from pole lines by me, so I do know they served time on the wire. [id=235092701] to see the other picture of them. The 21 can be yours for shipping cost. It has some chips and dings, plus a few missing drips. The 40 has been spoken for.