Hoosier Drag Slick 28 x 10-15 D06 Compound Rear Drag Slick Tyre Size: 28.0/10.0-15 Tread Width: 25cm Approximate Diameter: 70cm Circle: 220cm Recommended Rim: 20cm - 25cm Measured Rim: 20cm Section Width: 30cm Tyre Weight: 10kg. Compound: D06 Recommended Tube: 522-28808815 Hoosier 18150D06 Hoosier Drag Slick