steel 10.9 chrome PX (7) PX Lusso/T5/Cosa (6) Grade AA – first-class repair and as an extremely attractive accessory Product description Whoever maintains and works on their scooter themselves should make sure a supply of suitable fastenings, gaskets, etc. are available in your workshop all times. What can be more annoying then being in the middle of a complete engine rebuild or similar to be stopped in your tracks by the lack of any particular nut or bolt OEM numbers (for comparisons): 012485 – 239146 – S. 12485 – S.12361 (PIAGGIO)