Race Rod for Delta or Rockwell 33-770 33-771 & 33-772 16 Inch Radial Arm Saws. High strength Race Rod. This is the part that distinguishes the Delta or Rockwell heavy duty Radial Arm Saws from the competetion. This unique rod can be easily rotated with a slot screwdriver to present a fresh bearing surface for the Carriage Bracket and Motor to run on.