Chopper bicycle

My first design, i decided to make a chopper style bicycle. Everything is made by me except for the pedals, bike seat and the gear. Bike seat is taken from : https://grabcad.com/library/hubless-chopper-bike-2 Pedals and the gear i took from : https://grabcad.com/library/banshee-scream-downhill-bike-with-marzocchi-jr-t