This Blackburn Mountain Bike Tire is the perfect replacement for your worn-out tires. With a size of 18"x2.125", it is compatible with most mountain bikes and features knobby tread for a better grip on the trails. The rubber material ensures durability and puncture resistance, making it a reliable choice for any biking enthusiast. The tire comes in a sleek black color and is designed to be 30% stronger than standard tires. It is made in China and comes as a single item, replacing the need for a damaged or worn-out tire. Upgrade your biking experience with this high-quality tire and enjoy a smoother ride on your favorite trails.