Wheel size
Chedech has a wheel size of 18 inches, which makes it interchangeable with other standard 18 inch wheels. Some bikes use odd sizes that are not standard, forcing the user to buy all replacement parts directly from that manufacturer at a higher cost. Again, we are using an android model for maximum compatibility. 16 inch is too small for the riding comfort level, and 20 inch would interfere with the folding mechanism. 18 inch is becoming more popular in this category of bicycle. Tannus currently makes an 18 inch puncture-free polymer tire that is perfectly suited for city bikes.