Joslyn 100/200A Polymer Deadend Strain Insulator Assembly w/ Clamp N.O.S. Type: Deadend / Strain Insulator Assembly. Manufacturer:Joslyn USA. No visible cracks in insulator body. Includes clamp and mounting hardware. Utility pole installations. Complete assembly as shown. Marking: AMP Fuse 200/300 Range. byJuly 3, 2026