THE RACE GRAVEL TIRE. The Schwalbe G-One R is made for use on light terrain, gravel roads and asphalt. Thanks to the Super Race carcass, it combines souplesse, speed and control at the highest level.Features:- New Boomerang profile for best traction uphill and ideal rolling behavior.- Super Race carcass (Souplesse construction) for a particularly smooth ride with low rolling resistance and high impact protection.- Angled side lugs create in conjunction with the Super Race carcass best cornering grip.Specifications:- ETRTO: 40-622- Inch: 28x1.50- Wheel Size: 28 inch- Quality: Evolution Line- Seal: Tubeless- Bead: Folding- Version: PRO- Compound: Addix Race- E-Bike: E-25- Epi: 67- Load: 100 kg- Max Bar: 4.5 bar- Max Psi: 65 psi- Tread: HS610