Cross 300 Step-Through: With adjustable front locking suspension, a light and strong alloy frame and Shimano Acera 24 Speed components your ride with this bike will be superior on all terrain. The Kenda tires move quickly and use the perfect amount of tread to keep you from slipping. The wheels are quick release for convenience with rims built deeper for added strength. With the step-through frame, getting on and off is easy for any rider. The Cross 300 boasts the most bang for your buck with such high quality for under $600.