Today we're going to review part number TH53015. This is the Thule Universal Fork Adapter for bikes with 15 millimeter thru-axle forks. This will adapt one bike with a 15 millimeter thru-axle fork to work with any of the Thule fork-mounted bike carriers. The example here I'm using is a Thule Circuit roof-mounted bike carrier. It's part number TH526. We do sell that separately.… see more >