Spank rear axle kit spike 150157mm hubsthis replacement rear axle kit is compatible with the spank spike dh r150 rear hubs it is compatible with 150x12mm hubs and those already converted to 157x12mm features material steel compatibility spike dh 150x12mm and 157x12mm rear hubs weight 81gbuyspank wheels tyresfrom chain reaction cycles the worlds largest online bike store