Continental Grand Prix 5000 S TR Tubeless Tire 700x30c BlackThe Continental Grand Prix 5000 S TR Tubeless Tire has been redesigned with Active Comfort Technology, stronger sidewalls, and increased puncture protection. These are hookless rim compatible and rated up to 73 PSI/5 bars. The Black Chili Rubber has been improved to have even better longevity and less rolling resistance without sacrificing grip. These have casings of 330 TPI sidewalls and220 TPI under the tread. The Lazer Grip Technology exposes tread areas under a powerful laser to increase the grip. Available in Black.4019238054415