Features the thule velocompact is the next generation of compact and lightweight bike carriers perfect for every day use the thule velocompact 927 3 bike has the next generation of thules tow ball coupling increasing the racks load capacity and allowing it to be expanded to take up to 4 bikes requires adaptor th9261 one of the few racks to safely do so the new clamp hangs the carrier on the hitch before tightening allowing easy adjustment of the carrier before closing the clamp to fix i