Rampage Pro front wheel features a low flange aluminum hub shell with precision sealed bearings, female axle and 3/8" chromoly bolts. It is laced 3X with 14G spokes and brass nipples to the Stolen Chamber rim, designed with a multi chamber system to increase strength while decreasing weight. - Low flange aluminum hub shell with Heat-treated chromoly female axle (3/8") - CNC alloy cones and Sealed, 6000 bearings - Stolen Chamber rim with multi wall design - 6061 Aluminum rim with welded construction, 17mm sidewall height, 36mm wide, 36H