This SWING ARM assembly utilises two Bearing (4x7)(s) - the highest specified component.
Of all the components that make up this Swing Arm the Ybs67-8 Washer, Spring has the lowest price.
Some items from this specific schematic: Plug (4x7), Bolt, Flange (4l0), Washer, Plate (4x7), Bearing (4x7).