Conical White Disc for RT Smart-Knob
Smartknob White Disc
Marking disc for the Smartknob and Smartknob RF. Our MK3.1 System Case is designed to perfectly fit 8 white discs
plus you get an extra one included with the Smartknob! Use a China Marker to clearly mark the disc! NOTE: Permanent marker pens can also be used and cleaned with isopropyl alcohol.