Unlock a world of custom mounting with the Yakima Hd Track 60-Inch Car Roof Top Rack Mounting System with CapNuts. These heavy-duty tracks are the foundation of your rooftop setup, seamlessly compatible with SkyLine towers, OverHaul Hd, and OutPost Hd systems for a tailored configuration.Designed for versatility, these tracks fit a wide range of vehicles, including fiberglass and roll-up tonneau covers, truck canopies, bed rails, gear trailers, or any flat surface with access for a through-bolt application. End caps make it easy to install T-slot hardware without removing them, saving you time and effort.Built to withstand demanding adventures, this system has a load capacity of up to 500 pounds (depending on application). Whether hauling bikes, kayaks, or a rooftop tent, these tracks can handle it all. They re compatible with other Yakima accessories like the Landing Pad 26 and BedTrack Kit 2.