[Doug G]

Originally Posted by TheLoneAsian

As for our tensioners, the ones in the tube are a cam attached to a bolt with a roller bearing riding on the bolt. When you loosen the nut at the end of the bolt and turn the bolt then the cam presses against the bottom of the frame and it tensions the belt running inside the tube.

Does that mean there is a vertical slot in the frame for the through bolt to move up and down on? I'm having a hard time picturing how this works.