This Hardware kit allows the RockyMounts Tandem Mount R4 rooftop bike rack to be mounted to a T-track/slotted crossbar found in Audi®, VW®, Mini®, BMW®, Volvo®, Porsche®, RockyMounts®, Ouray, Thule® Aeroblade, Yakima® Whispbar, etc. Does not fit any other crossbars.
Customizing or downsizing of this kit is not available. Tandem Euro Hardware Kit sold in full only. Includes 4pcs #3 Plate, 4 pcs M6 x 16mm bolt, 4 pcs flat & 4 pcs split washer.