Our team of Engineers has designed and developed the Rock rider ST100 24″. Due to its 24″ tires . it is perfect for children’s first Mountain Bike looking to ride trails or uneven pavement. It comes with a new sturdy steel frame. The frame’s rear chain stays are short . making the bike responsive and easy to handle. We’ve designed this robust . easy-to-use (1 chainring) 24-inch mountain bike for helping children get started with Mountain Biking. With quick and easy front tire removal for easy transportation. Equipped with a bell . lighting . wheel reflectors . and platform pedals. Recommended for 9-to-12-year olds (4’5″ to 4’11”). We offer a lifetime warranty on the bike’s frame . stem . and handlebar. This Bike does not come included with a Kickstand or a Bottle cage.