KC M-RACK roof racks offer low-profile aerodynamics and strength with modularity to meet your cargo carrying needs. Utilizing a lightweight all-aluminum construction KC M-RACKs only weigh only around 25 lbs practically unchanging your vehicle's center of gravity or factory curb weight. Our roof racks provide you peace of mind minimizing roof clearance while maximizing cargo carrying capacity. KC M-RACKs are designed to scale with your needs. From the integrated light mounts for the front sides and rear to our unique hardware tracks expanding what you can do with your rack are endless. Using advanced vehicle scanning 3D modeling and precision laser cutting KC M-RACKs are engineered specifically for your 2007-2021 Toyota Tundra CrewMax truck's roofline.