MAVIC WHEEL PAIR CROSSMAX XLS 6B BST XDYou never know what the trail might throw at you: steep climbs and white knuckle drops, hero dirt and chunky rocks. Whatever trail features and fun you find, the new Crossmax XL S is ready to roll. This best in class alloy 29 wheel features many of the proven technologies that have long made Mavic a leader in MTB wheel innovation. The rims are engineered with our patented Fore technology, featuring a fully sealed upper bridge that eliminates the need