19.5-millimeter internal tubeless EA90 SL rim, with a 27mm rim depth Larger bearings on a wider bearing stance and improved seals Reversed drive ring configuration gives 60 points of engagement at just 6-degrees for instant acceleration Included in the box are tool-free swappable end-caps for all major axle standards and 5 extra straight-pull Sapim spokes that match the uniform spoke length throught both wheels 
