These indicators can be retrofitted to most control knobs to allow visual reference of the position of the volume/tone knob. They also prove advantageous when playing in places where the lighting makes it difficult to see the control knobs.
Small plastic control knob with set screw and brass insert. This knob features a radial-brushed metal top, a fine straight-knurl grip, and a vertical pointer. Fits ¼” (6.35mm) pot shafts.
Genuine Dunlop / MXR large aluminum knob for use with T18 knurled pot shafts. This rugged aluminum knob features a white indicator line and a diamond cut knurl for grip when using it. This high end knob looks great on pedals, amplifiers, and other projects.
Small plastic control knob with set screw and metal insert. This knob has a pinched grip similar to the Davies 1510 but features a smaller diameter and scooped cutout for a distinctive appearance. Fits ¼” (6.35mm) pot shafts.