Go Rhino’s XRS Xtreme Rack features 4-CORE technology for unlimited ways to haul overland cargo and mount trail gear. 4-CORE is an extruded track system of slotted bars that can accept any 1/4 inch-20 hex bolt which means almost any accessory can be bolted to the rack. The combinaton of steel and aluminum offers both strength and weight savings and can easily support OE roofop tents. Installaton is drill-free and works with both factory bed rack mountng systems as well as the included bed rail mounting clamps. One Accessory Gear Plate is included. A large family to Check out our assortment of XRS and 4-CORE compatible accessories to cover your overlanding and camping needs. it includes Quick Release Rooftop Tent Brackets, fold-down Accessory Gear Table, and much more. The XRS Overland Racks come with a Limited Lifetime warranty on materials and construction and a 5 year warranty on the the textured black finish