Product Description The Malone Universal Cross Rail System comes with two 50-inch bars and 4 locking towers with key. With the tool free installation, the adjustable mounting towers easily install to most factory side rails. The 50-inch bars are reinforced with steel, and coated with rubber to prevent wear. This system is a safe and affordable way to transport your gear and is backed by Malone's limited lifetime warranty program. Amazon.com The Malone Auto Racks universal crossbar fits nearly all factor-installed side rails on virtually any vehicle make and model, giving you an affordable way to transport kayaks, canoes, stand-up boards, surfboards, roof boxes, snowboards, skis, and bikes. The crossbar includes key-locking towers that provide a permanent fit on your roof. The crossbar system comes complete and ready to install, with no extra components to purchase or match. Simply determine which of the three size options--the rack is available in 50-, 58-, and 65-inch sizes--best fits your vehicle and get to it. The rack installs on your vehicle in minutes, no tools required. The rack is equipped with square profile bars that provide a secure, tight fit for rack accessories, along with a rust-resistant rubberized bar coating that stands up to years of rugged use. You can also secure the rack for permanent use via the key-locking attachment towers, or quickly unlock and disassemble the rack for use at a later time. All told, the Auto Racks universal car rack holds up to 132 pounds of gear and carries a one-year manufacturer's warranty. About Malone Auto Racks Malone is the fastest-growing rack accessory company in North America, with a track record of more than 10 years of industry leadership and innovation. The company's products are sold in more than 1,500 outdoor online and retail stores throughout the U.S., Canada, Australia, and Europe. Malone operates from the coast of Maine, helping the company stay true to its mission and values. Everything Malone sells must be "simple to sell, simple to install, and simple to use." The company is built to enhance its customers' enjoyment of rivers, lakes, and oceans while minimizing their carbon footprint through aerodynamic transport design and complete material recycling.