Bridgestone Battlax RS10 Tire On Sale Recessed flex joints between tread Size:XXS Recessed flex joints between tread blocks improve compliance for enhanced traction and ride comfort Secure mount cradles Gun Boot ® 6 grip and handling by optimizing block stiffness Specially formulated rubber compounds front and rear offer sure grip as well as increased durability RS10 (front) uses a Mono Spiral Belt constructed with stiffer steel to enhance rigidity of the tread area for upgraded response and stability Profile (rear) enables a larger contact patch for improved grip in mid to high lean angles Cap and Base (rear) adds tread stiffness for stability when braking and accelerating Softer sidewall construction (rear) incorporated for better damping to improve handling Rear is lighter than BT 003RS to lessen gyro effect for better handling Hypersport Street Track Day tire High performance sport radials optimized for high grip and handling performance on dry surfaces Bridgestone’s MotoGP development analysis was used to determine the placement of new 3 D tread grooves to improve stability