TEST START CO HEART RATE [Tire size] or [ETRTO] IN OK 700 x 23C 20 ~ 80 cm ETRTO 47-305 47-406 47-507 23-571 2 1 RESTART MENU 3 4 37-590 40-559 RESTART MENU Tire size 12 x 1.75 14 x 1.50 14 x 1.75 16 x 1.50 16 x 1.75 18 x 1.50 18 x 1.75 20 x 1.75 20 x 1-3/8 22 x 1-3/8 22 x 1-1/2 24 x 1 24 x 3/4 Tubular 24 x 1-1/8 24 x 1-1/4 24 x 1.75 24 x 2.00 24 x 2.125 26 x 7/8 26 x 1(59) 26 x 1(65) 26 x 1.25 26 x 1-1/8 26 x 1-3/8 26 x 1-1/2 26 x 1.40 26 x 1.
