Maverick X3 64" Boxed Upper A Arms, Gen 2 CT RaceworxSKU: CT X3 2015 Our Gen 2 arms bring nearly double the strength of our original arms and have no axle shaft clearance limitations. Our upper a arms bring more to the table than what meets the eye. Our boxed design adds strength to the front of the machine and also more rigidity in design. The shock mounting location have been beefed up a tremendous amount over stock as well which that part of the stock a arm is a known weak spot. What sets these apart