The Kuat PISTON SR 2" ROUND BAR MOUNT is designed to securely attach the PISTON SR 1-bike rack to an Owl VanTM rack. This burly mount is made of all metal construction and is designed to ensure that your bike stays securely attached to the rack while you're on the go. The mount is easy to install and holds up to 67 pounds. Whether you're heading out on a road trip or simply need to transport your bike from point A to point B, the PISTON SR 2" ROUND BAR MOUNT is an ideal solution for attaching your bike to your Owl VanTM rack. It's the Jack of owl trades.