39 Style Column Drop 1-1/2" by 4" Long. MADE IN THE USA, our early style drops are the best looking column drops to be found. A clean shape with curvaceous character of the originals, highly polished. Solid aluminum with 2 mounting holes on 3" center to center for a sturdy installation. This beauty has the correct angles engineered right in, letting it hang directly from the bottom of the '39 Ford dash. This drop is measured 4" from the top of the dash to the center of hole just like a original. And has a 1-1/2" diameter. Fits most straight dashes.