Aluminium Volume Control Knob, 32x13mm, Black, Universal, with Set Screw for 6mm Potentiometer hidden and can also be used

and can also be used for office workers who sit for long periods

For use with selected Brother models

Plano 3540 Waterproof Stowaway

No need to worry about accidental water spills due to the transparent panel with CLEAN & DIRTY on the front

Aluminium Volume Control Knob, 32x13mm, Black, Universal, with Set Screw for 6mm Potentiometer hidden and can also be usedAluminium Volume Control Knob, 32x13mm, Black, Universal, with Set Screw for 6mm Potentiometer Specification: Material: Aluminum Color: Black Diameter: 32mm 1. 26in Height: 13mm 0. 51in Hole Depth: 8mm 0. 31in Package list: 1 Knob 1 Wrench 1 Screw Product Features High Quality: The use of anti slip texture design makes volume adjustment easy, and the frosted surface can give you a comfortable feel Applicable: Suitable for 6 mm potentiometer handle,