The 4″ (10cm) width is good for adults while the 3″ (7.6cm) width is suitable for smaller children.
The 4” FPS version has the tab for the Marblesoft micro-light switch and has a 6mm x 1.0mm threaded insert.
Custom sizes and threaded inserts are possible. Please add your details when requesting a quote, or contact us via out contact page.
