FITS THE GM SAGINAW TYPE POWER STEERING BOXES AND NASCAR STYLE STEERING BOXES BOTH 600 AND 700 SERIES. THE DRAG LINK END HAS A DUAL BEARING SET AS SHOWN AND IS 1.470" THICK ON THE DRAG LINK END. FORGET THOSE CAST PITMAN ARMS, GO TO AN ALL BILLET STEEL CNC MACHINED HEAVY DUTY ONE.