Go all out off road with the Grafton mountain bike by Mongoose. Great for ripping down rugged mountain trails this hardtail aluminum bike features a suspension fork internal headset and 21-speed trigger shifters for excellent performance every time you ride. Mechanical disc brakes deliver all-weather stopping power and speed control while 22.3-inch wide knobby mountain tires provide extra grip and stability. Plus those aluminum double wall rims add strength without weighing you down. What are you waiting for? Your wild ride has arrived with the Grafton by Mongoose.