The item that we are selling here is new complete set of 6 piston rings (Standard size) for the Honda CBX 1000 Super Sport motorcycle.   This is correct for the 1979 1980, 1981 and 1982 models.  Great bikes!   Six Cylinders!!  Very helpful item  if you are riding, touring or  restoring one of these now vintage Honda Motorcycles.  These are a standard size ring set 64.5mm. These are correct replacement for part # 13011438-004.   This has the 2 compression rings and the lower 3pc-oil control rings.. everything to get your pistons/ engine running nicely again.   Get your old bike up and running again. We only sell the best! This is a top-quality aftermarket item shipped new in the package. Good stuff if you are riding or restoring these cool bikes.  That is it!