Alfa Romeo Spider Series 2/3 Sapele 5 speed shift knob

SA1-Sapele with high gloss finish. Made one copy of a custom order for a customer restoring an Alfa Romeo Spider. He said this would fit a Series 2 or 3 but wasn't sure about fitting a Series 1 or 4. Dimensions and profile based on stock rubber knob. Gorgeous Sapele with translucent grain and white enamel shift pattern. 45.4mm width. 48.7mm height. 15.9mm shaft opening.