• 6,35mm (1/4")

  • Concentric knob with line

  • Vintage-Knobs Classic British Concentric Outer 20,5mm

    Vintage-Knobs Classic British Concentric Outer 20,5mm
  • Concentric Collet Wing Knob Set 21mm black

  • Concentric Aluminum Knob, lined, black anodized

    Concentric Aluminum Knob, lined, black anodized