The X-GRIP KV-85S mousse is designed for 85cc small wheel bikes using 70/100-17 front tires. Built to perform under demanding motocross and off-road conditions, this mousse eliminates the risk of front flats while maintaining consistent handling and stability. Its durable construction absorbs impacts from roots, ruts, and rocks, providing young riders with improved front-end control and confidence during races or training sessions. The KV-85S is ideal for competitive youth riders who want dependable performance without worrying about tire pressure. To find the right mousse for your tyre, please check our "mousse & tyre" list. Mousse Application Guide Key Features Reduces risk of flats and tube failures Provides steady traction and steering control Lightweight and maintenance-free Made for motocross and off-road conditions Reliable damping over rough terrain Fitment 17" Front 85cc Small Wheel Tires (70/100)