http://67-72chevytrucks.com/vboard/s...=stepside+step
http://67-72chevytrucks.com/vboard/s...=stepside+step
Here see if these links will work for you.
If all else fails get back to me, I have a set of new take-offs from a truck that had side boxes installed. Not currently offering to sell them but I might list them later in the classified section.