Steering Shaft 1-inch DD X 36-inches Long Black Zinc Finish HolleyDouble D or Dd steering shafts are easy to assemble and cut to length where needed. Mild steel construction with black zinc finish to resist corrosion. Choose from 3 4 inch or 1 inch size shafts. Use with Dd style steering U joints and rag joints. Features and Benefits: Universal Dd style steering shaft 36 inch length Material: mild steel with black zinc finish to resist corrosion Choose from 34 inch or 1 inch sizes Ideal for custom steering shafts