I got them from Allsouth, they are for 2"-3" tube, my PS bar is 1" so these guys are too big. 39.95 from AllSouth.
I have 2 of them.
My loss is your gain.
60 for both or 30 each. never been used. one was opened to try and put on, when i saw it was too big, i put it back in the box.