This Harmony XB4, liquid spray protective washer has black color. This liquid spray protective washer is designed as a protection accessory to be fitted beneath the head for insertion. It is compatible with any standard 22mm Harmony control or signalling units. It has a metal bezel, this makes it Ideal for applications requiring high impact and vibration resistance. It is designed to fit with a standard 22mm control and signaling units, ensuring compatibility when installing in pre-existing machinery.
