Alves "Double" Universal Joints...

Connects two Blue Block, Hex Block or Solid Block Joints to compensate for shaft separation and parallel misalignment. Available with round, hex, splined or keyway bores. Catalog numbers in table are for Blue Block style, Butt Type. Consult factory for Hex and Solid Block styles, Shaft and Center Types, and for spring loaded assemblies, such as those used for multi-spindle drills.

Typical Applications Include:

• Outside Diameters from 3/8 inch to 4 inch
  
• Lengths from 3-1/2 inches to 21-1/4 inches
  
• Approximate Weights from .13 to 63 pounds.