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"Small Black Aluminum Knob 2 Set screws. Fits standard split'shaft pots and solid shaft pots with 6mm diameter. Included are sleeves for use over split'shaft pots for tight fit. 1/4 inch diameter shaft hole. Dimensions for small knob are 0.5&amp;quot;(12.7mm) diameter, 0.62&amp;quot;(15.7mm) height."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.bestbassgear.com/small-black-aluminum-knob.htm>