28" / 635

32-635 28 x 1 1/2 x 1 1/8 770 x 28B 700 x 28B 770B COURSE
40-635 28 x 1 1/2 28 x 1 1/2 x 1 3/8 700 x 38B 700 x 35B 700 Standard 700B Standard
44-635 28 x 1 5/8 x 1 1/2 700 x 40/42B