You’ve probably seen one at a trailhead or attached to the hitch of a vehicle driving around mountain biking meccas like Moab or Squamish. And you’ve surely seen one if you’ve ever spent time at a trailhead at their namesake: Vancouver’s North Shore. Of course, I’m talking about North Shore Bike Racks. And it’s no coincidence they’re found anywhere mountain bikers gather, all over North America. The North Shore Rack is one of the most popular bike racks out there. They are efficient, well-engineered and well-built.  I love mine and wouldn’t trade it for any other rack, but they do have some significant drawbacks. I love mine and wouldn’t trade…