This is a brand new  3/4" DD x 3/4-30 spline universal steering rag joint.  

Made with modern technology, this rag joint is an ideal replacement for old, worn out units.  Features superior material and reliability compared to the originals.  One end is 3/4" DD, which is a common shaft size found on steering columns and connecting shafts.  The other end is a 3/4" - 30 spline. 

Applications that commonly use a 3/4"-30 spline include: 

• 1968-1983 Corvette Manual Boxes 
• GM 525 Manual Steering Boxes 
• GM 605 Power steering boxes 
• Some Models of GM Racks
• GM 700 Model Power Steering Boxes 1978 & Later Models
• Some after market 500 and 600 series steering boxes