Choose knobs to press-fit onto fine (CTS) or coarse (Alpha) knurled control pot shafts.
Black: Clear plastic with black painted bottom and white numerals Gold: Clear plastic with gold painted bottom and white numerals Amber: Amber plastic with gold painted bottom and white numerals
Check your control pot shafts before you order!
Almost all press-on knobs that fit coarse-knurled 18-spline pot shafts
(such as Alpha) won't fit fine-knurled 24-spline shafts
(such as CTS), and vice versa.