Borgeson - OEM Style Rag Joint - P/N: 054943 - OEM Rag Joint Style Flexible Steering Coupler. Fits 3/4 In. Double-D X 1 In.-48 Spline.On some factory applications, a flexible coupling or Rag Joint was used to attach the column to the steering box when there was perfect alignment. If the original column or box is changed, the stock coupling may not work. Borgeson offers the largest variety of spline and DD sizes to fit most applications. Flexible couplings are only available in steel and should only be used when there is a perfect alignment between the connecting shaft and steering