We use cookies on our website to ensure you get the best possible experience – they allow us to tailor content specifically to you, analyse our website to help make improvements, and display ads that are applicable to you across other websites. If you’re happy with this, please select “Allow all", or personalise the cookies you allow with “Manage”. Clicking on “Reject non-essential” will remove these cookies, but the site may not function to its best abilities. For more information, please visit our cookie policy
The Cliff K21 series is a range of black control knobs that fit splined, 'D' and round-shafted controls, while presenting the same design of knob regardless of fixing. Suitable caps are available separately in a range of colours, with or without marker dots or lines.