Feature 1FULLY Machined DD Style: The whole body of this shaft is 3/4in DD style. Designed for connecting steering column universal joints. Can be cut to fit. 2UNIVERSAL COMPATIBILITY: The steering shaft is only compatible with fit for 3/4 inch DD U joints. Ideal for various types of vehicles including cars, trucks, and SUVs. 3ENDURING CONSTRUCTION: Crafted from high strength steel, the 12 inch double D galvanize steering shaft is designed for reliability and longevity, not easy to deformation and cracking. 4EASY INSTALLATION: To ensure proper installation, drill and tap the shaft end for securing set screws. Welding may be required to ensure safe and secure process. 5KEY STEERING COMPONENT: Connects steering gears and rack and pinion gear assemblies in the steering system. Matching the joint end with the shaft end is essential. Item Type: Double D Galvanize Steering ShaftMaterial: Steel Features: Double D refers to the shape of the steering shaft, which resembles two planes parallel to each other. Fitment: Fit for 3/4 inch DD U joints. For cars, trucks, and SUVs. Package List 1 x Double D Galvanize Steering Shaft Note Choosing the correct parts will save you time, so please double check before making a purchase.