RS PRO 21 mm Knob Diameter Red, Black Potentiometer Knob for 6.35 mm Shaft Circular

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Subtotal (1 pack of 5 units)*

R 246,78

(exc. VAT)

R 283,795

(inc. VAT)

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In Stock
  • Plus 855 unit(s) shipping from 08 June 2026
  • Plus 1,000 unit(s) shipping from 11 August 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units
Per unit
Per Pack*
5 - 45R 49.356R 246.78
50 - 245R 48.122R 240.61
250 - 495R 46.678R 233.39
500 - 995R 44.81R 224.05
1000 +R 43.018R 215.09

*price indicative

RS stock no.:
259-6963
Manufacturer:
RS PRO
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Brand

RS PRO

Product Type

Potentiometer Knob

Shaft Size

6.35mm

Shaft Type

Circular

Knob Diameter

21 mm

Knob Height

17mm

Indicator Colour

White

For Use With

Potentiometer

Colour

Red, Black

Standards/Approvals

RoHS

Material

Plastic

Knob Type

Grub Screw

COO (Country of Origin):
TW

RS PRO Grub-Screw Knobs with Fitted Caps


This Grub-Screw Knob Potentiometer from our own RS PRO brand is designed to be used for professional equipment to control electrical devices such as volume controls on audio equipment.

Features and Benefits


• Available in a variety of shaft sizes and materials

• Available in diameters from 11.6mm to 28mm, with red, black or grey caps

RS PRO


RS PRO is our own brand range and brings you a wide range of high-quality products offering you more choice. Trusted by engineers all over the world, every part of every RS PRO product has been rigorously tested against demanding industry standards; they’re only given the RS PRO seal of approval if we’re confident of their exceptional quality.

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