The increased use of clamp top insulators has required a need for dead ending. Lindsey's new Dead End Adapters fit most standard Clamp Top Insulators. Lindsey Dead End Adapters are designed for use with both horizontal and vertical clamp top line post insulators. the No. 2130 allows dead ending in both directions from a single insulator. Lindsey Dead End Adapters are designed for dead ending with vertical clamp top line post insulator in a horizontal position. Lindsey Dead End Adapters are designed for use with both horizontal and vertical clamp top line post insulators. as well insulator installed in a horizontal position.