This tricycle is equipped with a Shimano Nexus 3-speed coaster brake hub and a 3-speed grip shifter. Frame is made of combination hi-tensile steel and chromoly. 24 x 2.125 heavy duty wheels with industrial sealed bearings and 11-guage spokes. Tubes are 3mm thick thorn resistant. This model is also equipped with a rear basket 15" x 20" x 9". Weight capacity, including the rider is 500 lbs. Shipped in two cardboard boxes. Gross shipping weight: 88 lbs. Color: Yellow