Swingarm
Apply grease on rings (17) and place them in their seat of the plate (18). Fit the washer (16) on the eccentric hub (22).
Place the plate (18) on the swingarm: the pin (14) must match with the blind slot (T) on the plate (18).
Refit the other washer (16) on the eccentric hub (22).
Block the plate (18) after installing circlip (19) in its groove (G) on hub (22), and setting it with its square edge outward.
Note
After this operation visually check that the circlip is perfectly inserted in the groove (G).