Experience unparalleled rooftop cargo versatility with the Yakima 70-Inch Steel CoreBar Aerodynamic Roof Rack Crossbars.Engineered for optimal performance, these crossbars feature the wind tunnel-tested JetFlow teardrop shape, offering strength, quiet operation, and exceptional aerodynamics. Made from roll-formed galvanized steel, they provide durability to securely transport your gear on any adventure. Each crossbar is wrapped in vinyl for long-lasting protection against corrosion, ensuring it withstands the elements on every journey.Integration is effortless with the included CoreBar Sl adapter, connecting seamlessly with the entire StreamLine tower system. Compatible with Yakima gear mounts and other universal systems, these bars offer endless possibilities for your outdoor gear. Installation is simple, taking just over 60 minutes, with a carrying capacity of up to 165 pounds (75 kg) across two bars.