Y Idler Tensioner Remix

This is a remix of just the tensioner from https://www.thingiverse.com/thing:1298757

I changed the tensioner on this remix, I added a hex socket for a nut on one side and I changed the width and added some nubs in order to use two new bearings instead of the ones the came with my printer. They didn't fit very well, maybe other printers came with different bearings but it didn't work with the ones I had. The bearings I used were F623ZZ flange bearings (2 of them together). With this modific