The item that we have here is an essential item if you are riding or restoring the now vintage Honda CX500 or GL 500 motorcycles that were made in 1978 1979 1980 1981 1982.  This is a new in the package ring set  (complete set of rings for both (2) pistons) so enough for 1 engine...for the  CX500 and GL500 models.  If you are looking to replace your rings on your stock original size Honda piston, then this is the correct part for you.   This has the 2 compression rings and the lower 3pc oil control ring, everything to get your piston compression back where it should be.  A great deal!  Get your bike up and running again. We only sell the best!  Top-quality aftermarket item.  We only sell the best.