Borgeson 153449 Universal Joint Stainless steel single universal joint and vibration reducer combination. Fits 3/4"-36 Spline X 3/4" Double-D. Steering U-Joint / Vibration Damper, Stainless Steel, 3/4-36 X 3/4DD Made in the U.S.A. since 1914! Official steering components of the National Street Rod Association Industry leading warranty & support