Ultimate power transfer matched with legendary ingenuity and reliability. Wide pedal-to-shoe contact area. Wider bearing placement for increased rigidity. Slimmer lighter axle. Low platform height for pedaling stability. Oval shape axle body housing for smoother mud debris flow. Slimmer axle unit increases open space between bindings. Robust retention claws provide smooth engagement/release. Adjustable entry and release tension settings. Weight 314 gr. pair - 3 mm axle.