This Marshall type knob puts the perfect finishing touch on your amplifier or other project. Standard Marshall-style design black base with gold cap measures 0.77 diameter x 0.625 height (19.5 x 16 mm). Set screw for use with 6 mm shaft; black indicator stripe. Marshall Type Guitar / Amplifier Knob - Gold This Marshall type knob puts the perfect finishing touch on your amplifier or other project. Standard Marshall-style design black base with gold cap measures 0.77 diameter x 0.625 height (19.5 x 16 mm). Set screw for use with 6 mm shaft; black indicator stripe. Maybe you re repairing restoring or hot rodding an existing guitar amplifier or other electronic equipment. Perhaps you re devising your own unique musical or audio gear from scratch. Any way you slice it Parts Express has the quality components you need to finish the job right at prices you can afford. Product Details BrandParts ExpressPart Number240-2208UPC848864029467Unit of MeasureEachWeight0.05 Product Specifications ColorGold