Technical data
Size (inch) ETRTO(mm) Rim type PSI BAR
12 1/2 x 2 1/4 62-203 HB 35 – 50 2.4 – 3.5
16 x 2.125 57-305 HB 35 – 50 2.4 – 3.5
20 x 1.90 50-406 HB 35 – 50 2.4 – 3.5