This schematic depicts all components used in the Cb1300 2008 (8) Brazil Throttle Body partslist.
The Tube,3.5x50mm is the cheapest item from this partsfiche.
Some items from this specific schematic: O-ring,17.8x1.9, Clip,brthr Tube, Tube Comp 9x330, Tube,3.5x50mm.