These are not ordinary tricycles you commonly see at toy stores. All of our tricycles are made in Southern California and have real rubber chevron pneumatic tires, 16" diameter 4" wide front and 15" diameter 4" wide rear tires. They are built with a heavy 13 gauge steel frame that is powder-coated (baked on paint color) in 5 colors: red, blue, black, pink and yellow The handles and seats are adjustable so that all family members up to 750 lbs. will be able to have fun. Do you need a trailer to pull? No problem! All the tricycles are manufactured with a trailer hitch. The various trikes that we have to offer are: Large Trike, Large Trike with High Extension and High Handle Bar and our Super Large Trike. Everything is pre-assembled except for the handle. Waring proper protection such as a helmet and adult supervision is suggested at all times. Large Tricycle $310.00 Super Large Tricycle $340.00 Large Tricycle with Ht. Ext. Bar & Hi Handle Bar $350.00 Height Extension Bar $40.00 High Handle Bar $36.00 Hi Back Rest $80.00 Large Trike with Back Rest $390.00 Super Large Trike with Back Rest $420.00 Low Rider $340.00 Low Handle Bar $36.00 Monster Trike Trailer $190.00 Hitch Trike for Wagon $40.00 Pedals with Straps $24.00 Tricycle Push Bar for Big Tricycles $40.00 Super Chopper Trike $440.00 Tricycle Bottle Pouch $8.00 Trike Basket $30.00 Trike 7 inch Seat Post $20.00 Adult Tricycle Stroller Wagon Jumbo Set Tough US-Made $924.00 Monster Wagon and Trike Holder Pouch - Small $8.00 Low Rider Recumbent BMX Tricycle $360.00 Super Large Trike BMX $360.00 Chopper Handle Bar with Black Form Grips $42.00 Height Extension Bar for Low Rider $40.00 Seat Belt for Hi Back Rest $20.00 visit our site at http://kaz-usa.com for more information.