These are a new item which make your GTS or any other modern Vespa wheel which uses a Allen head bolt.
Look a lot neater especially nice if you have black wheels we do also stock Chrome ones.
Please see the pictures for fitment.
They are so easy they just push into the wheel fixing bolt head.
Pack comes with enough plugs to do 2 wheels.
If you require any other GTS parts please contact us as we are now stocking more items due to demand