Comes with all necessary hardware.
I got this for my GTS250, which doesn't come with a sidestand due to some stupid US law. The Euro models do come with them. It didn't come with instructions, but it wasn't too hard to figure out what I had to do to install it. It's been working fine ever since!
Hooded Sweatshirt, Scooterworks Black
Floormat (Vespa GT/GTS/GTV)
Keychain, Rubber - Buddy
Oil Filter - Buddy 150, Buddy 125, Blur 150/220, ET4 150, GT
Pint Glass, Primavera