Best Seller | HTYSUPPLY T2875.76 XD-R Exercise Fitness Cycling Standard Body for 11 and 12 Speed Bike Cassettes and HTYSUPPLY Neo 2T Drive Trainers Type 2 The standard body of the HTYSUPPLY direct drive trainers like the NEO and FLUX is not compatible with all cassettes. That s why we offer additional bodies suitable for Campagnolo XD-R and XD cassettes. To place these bodies you ll need a 5 mm allen key. more | | $138.39 $129.88 FREE shipping go to store |