The NEW Destro from Elite BMX is another great Mid-level complete that works well on the street, dirt, and park. With upgraded components from our entry-level, this is sure to add another great pricing level to your store. Amazing Value! The 18" bike is suitable for 5-7-year-olds (3ft 4" - 4ft 4"). The 20" Bike is suitable for 11 years old + (4ft -5ft 10"). The Outlaw 26" BMX. Suitable for 4ft 2" to 5ft 10" /16+ in age.