Description: Made of carbon steel, durable, lightweight Used for swerving adjustment, racing Steering joint replacement Easy installation Good part for scooter, karting Specification: Material: Carbon Steel Height: Approx. 40mm / 1.6inch Threaded Length: Approx. 24mm / 0.9inch Threaded Hole Diameter: Approx. 4mm / 0.2inch Small Hole Diameter: Approx. 10.3mm / 0.4inch Big Hole Diameter: Approx. 29mm / 1.1 inch Package Includes: 2 Pieces Steering Joint Note: Please allow 2-5mm size deviation