The new INA382 locking, upright rooftop bike rack has a caliper holding system that holds bike frames up to 3.25 inches in diameter and has tire holders designed to securely fit tires of up to 2.7" in width. This unit has a universal mounting system that securely fits square, round, & most factory crossbars. Made from light, yet strong, anodized aluminum, this rack is easy to install and sturdy enough to make that long haul. Accessories include a key and lock mechanism to keep your equipment secure. When it comes to fun on the go, you can trust Inno.