The wheels are Edge Composites 1.24 carbon tubular rims with DT 190 hubs. Tufo tires with a dose of Tufo Sealant round out the package. Speaking of Tufo's, want to ride tubulars but worried about getting stranded after flatting? ...Just for kicks we took an old, blown tufo tire, filled it with sealant, and it was completely air-tight. We've punctured it about a dozen times in various demonstrations, and the holes filled in almost immediately and the tire is still holding full pressure weeks later!Those arrows point to an exposed patch of stainless steel. Rough translation of "Gratta e Vinci": Lottery Scratch-card!