The Rhino Rack Quick Mount Base Wedge Kit 10MM in black is a set of two essential components for securing Rhino Rack products to your vehicle. Made in the United States by Rhino Rack, this kit includes a pair of 10mm base wedges designed to quickly and securely attach to your car or truck's roof. With a California Prop 65 warning indicating potential cancer and reproductive harm, the Quick Mount Base Wedge Kit ensures you are aware of any potential risks associated with its use.