Schneider Electric Head for non illuminated pushbutton, Harmony XB4, mushroom 30 mm, metal, black, 22 spring return

Amazon

Designed for industry, this range combines simplicity of setup, flexibility and a robust construction An ingenious locking system consisting of a snap-fit head and body, tightened with a single screw, ensures easy yet secure mounting

Zoro Tools

22mm mounting diameter standard round flush heads with spring return. Chromium plated metal bezel. Features and Benefits: -Pre-marked with various symbols/words Typical Applications: -For non-illuminated push buttons