Features:
100% brand new and high quality.
Fit for Knurled Shaft Diameter 6mm.
A built in screw make it can be adjustable.
Color: Black,Silver Tone
Material: Aluminum + Plastic
Size: 14 x 16mm / 0.55" x 0.62" (D*H)
Package Included:
10 x Potentiometer Rotary Knobs