These range of knobs have been thoroughly tried and tested over many years of use and are suitable for most wheelchair controllers. They have stainless steel shafts and are fixed in place with a grub screw and allen key (supplied).
- All knobs are 30 mm high (plus horns on the Cow Horn bar) and fit 4.8 mm (3/16″) or 6.4mm (1/4″) diameter control shafts.
- A 2 mm Allen Key (supplied) is required to secure knobs.
* Colours may vary