A selector knob is a small round object that you can turn to choose different options or settings.
Sentences with «selector knob»
Fans of the original XF's cabin will be happy to learn that its «party pieces» — a rising rotary gear selector knob and rotating air vents — are both present and correct in the latest version. (carbuyer.co.uk)
The gear selector has been replaced with a rotary selector knob as seen in the likes of Jaguar, this frees up storage space in the center console and leaves a less complicated area with better access. (carbuzz.com)
Fortunately, the F - Type isn't equipped with that weird Drive Selector knob that other modern Jaguars use to change gears — in its place, the F - Type has a very BMW-esque shift lever that returns to center after each shift and features a thumb button for parking. (cnet.com)