The Yakima EXO DoubleUp is a bike hitch rack that connects to your existing system so you can bring up to two bikes along on your next adventure. Whether you've got the EXO SwingBase or EXO TopShelf, this rack integrates with ease and holds your bikes in place at the wheels for friction-free travel. It's compatible with a large range of bikes, so whether you rock a fat bike or road bike you've got plenty of carrying power to get you through any and all trips.