The Bearing-roller,h1-cap is the most widely applied product in the KLX140-ABF 2011 USA Frame ( two times ).
The lowest price component in this Frame parts-list fiche is the Bolt,socket,8x20.
Some items from this specific schematic: Bearing-roller,h1-cap, Frame-comp,main,p.sil, Bolt,socket,8x20, Nut,steering Stem,22m.