Jaycar 20mm Knob – Black Plastic with Aluminium Insert Top (HK7786)

You're reaching for the knob and can't tell where the pointer's sitting. The aluminium insert on top catches the light so you see the position at a glance, even in a dim panel. Black plastic body, 20mm diameter, one knob per pack. Drop it on your shaft and stop squinting

• Aluminium insert on top for easy-to-see pointer position
• 20mm diameter black plastic body
• 1 knob per pack
• Catches light for quick visual reference in low-light panels