Experience exceptional performance with the Yakima 60-Inch Aluminum JetStream Aerodynamic Roof Rack Crossbars—the perfect companion for your roof rack system. Engineered with the wind tunnel-tested JetFlow teardrop shape, these crossbars offer strength, quiet operation, and impressive aerodynamics. This set includes 2 crossbars and 4 endcaps, providing the support and style you need for every adventure.Crafted from extruded aluminum, these crossbars combine sleek design with lightweight durability. The JetTruss internal support ensures robust reinforcement, enabling you to carry your gear with ease without compromising weight. The T-slot design with SmartFill push-down infill simplifies mount attachment and optimizes airflow. The clear anodized alloy finish and high-gloss polymer end caps enhance both the aesthetics and longevity.These StreamLine crossbars are compatible with any StreamLine tower, ensuring an easy setup.