XR 391 modern welded Cross Country rim, designed with a 25 mm internal width. The latest-generation XC rim: the right size to fit tyres wide enough to outclass the competition on today's demanding Cross Country courses. The XR 391's welded construction and its micro-blasted, anodised finish are matched only by the flair of your riding style. With its dedicated Cross Country profile, special alloy and PHR nipple-spoke interface, it manages the feat of combining width, strength and low weight.