This is a Casa Lambretta product

Handlebar anti vibration bush set for Lambretta series 3 post ’65.

Item number 1, 2, 3, 5, 6, 18, 49 & 50  on the diagram.

Innocenti part nos. 19962006, 19962011, 19963005, 19963003, 19962022 & 19962011.