Vee Tire Speedster 18x1.0 Tire Wire MPC BlackVee Rubber Speedster 18x1.0 Wire Bead Tire is designed for speed and traction on hard pack or paved terrain. The large diamond shaped side knobs provide grip in corners while the small thread knobs provide the ultimate speed and traction in all conditions. This is the 72 TPI version with a max PSI of 80. The Multiple Purpose Compound, or MPC, is designed with all terrain conditions in mind for long mileage and flat protection. This compound provides durability and lengthens the life of the tire with a low-hardness rating of 56. Available in Black.848712062196