30mm CNC Aluminium Alloy Potentiometer Knob 6mm Hole for HIFI Speaker Product Name : Potentiometer Knob;For Potentiometer Shaft Dia. : 6mm/0.24" For Shaft Max.Length : 15mm/0.6";For Potentiometer Base Max.Dia. : 20mm/0.8" Total Size : 30 x 22mm/1.2" x 0.87"(D*H);Color : Silver Tone Material : Aluminium Alloy;Net Weight : 39g Package Content : 1 x Potentiometer Knob