These are suitable for all our kit layouts that have up to 4 knobs, although if the 5th knob is centered like the number 5 on a dice, then they will fit. Its medium sized.
These have plastic bodies and a grub screw. They are approx 18mm wide at their widest point and would fit kits that need a medium sized knob.
We have a variety of colours available in this popular style of knob.