Dopro 4-Pack 20mm Diam. Set Screw Style Aluminium Potentiometer Knobs 1/4" Universal Pot Control Knobs with Indicator for Guitar/Bass/AMP Amplifier Black with Indicator Line

4-Pack 20mm Diam. Set Screw Style Aluminium Potentiometer Knobs 1/4" Universal Pot Control Knobs with Indicator for Guitar/Bass/AMP Amplifier Black with Indicator Line Dopro CNC machined universal 1/4" innder diameter knobs with set screw; Compatible with most solid shaft, split shaft or "D" shaft pots. When you install them on split shaft pots, please make sure align the set screw parallel to the split gap to avoid crashing your pots shaft Universal Knobs designed to fit Guitar/Bass/Amplifier/Preamps/Effect Pedal/Power Amplifier or other Audio Equipments with 1/4" shaft potentiometers. Set screw can help you lock the knobs into position with no possibility of falling off Well made flawless finish knobs without burrs or sharp edges, full aluminium knobs without any plastic inserts Dimension for model with indicator line : 20mm(51/64") Outer diameter * 17mm(43/64") Height * 6.35mm(1/4") Innder diameter; Please make sure the size is correct for your project Package includes four knobs and an Allen wrench See more product details