4MM Inner Dia 11.25MM Outer Dia Potentiometer Knob Red (Pack of 5)

This is a Potentiometer Knob Rotary Switch Cap with a 4mm inner diameter. It easily fits with WH148 type potentiometer, Rotary switches used in various electronic devices. The knob makes it very easy to rotate and vary the switch rotation.

Features:

1. Easy and smooth rotation.
2. Fast and accurate adjustment.
3. Shock-proof protection.