Square D ZBZ8

Harmony XB4, Harmony XB5, lens cap tightening tool for Ø22 mm illuminated pushbutton

This Harmony ZB, lens cap tightening tool is compatible with Harmony XB4 and XB5 illuminated push buttons with flush push. This tightening tool provides a simple and effective way to tighten lens cap to your illuminated push buttons with flush push. It is compatible with any standard 22mm Harmony push buttons.