BT868 Pattern Features: ＊Applicable for all wheels of bus and steer wheels of truck driven on good roads with high speed. ＊ Unique recipe design, low heating up, wear resistance and fuel economy. ＊ With unique inner liner recipe and bead design, excellent air retaining and endurance performance ＊Extra endurance bead structure, with excellent high speed and endurance performance. ＊Three straight line grooves with two shallow grooves offers an excellent straight drive and anti-sidewall scuffing performance. ＊ With low rolling resistance, low noise and comfortable riding