H1 Seat

H2 Seat

 

 

 

Standard Sizes

Metric Shaft

Size D

H1 Seat – Euro Standard

H2 Seat – US Standard

D1

L1

D10

L10

10.0

24.6

8.7

 

 

12.0

27.8

8.7

 

 

12.7

27.8

8.7

25.4

7.9

15.8

30.9

10.3

31.7

10.2

16.0

31.0

10.3

 

 

18.0

34.2

10.3

 

 

19.1

34.2

10.3

34.9

11.1

20.0

35.7

10.3

 

 

22.0

37.3

10.3

 

 

22.2

37.3

10.3

38.1

11.1

24.0

40.5

10.3

 

 

25.0

40.5

10.3

 

 

25.4

40.5

10.3

41.2

11.1

28.0

47.6

12.0

 

 

28.6

47.6

11.9

44.4

11.1

30.0

50.8

12.0

 

 

31.7

50.8

11.9

47.6

11.1

32.0

50.8

12.0

 

 

33.0

54.0

12.0

 

 

35.0

53.9

11.9

50.8

11.1

38.0

57.1

11.9

53.9

11.1

40.0

60.4

12.0

 

 

41.2

60.3

11.9

60.3

12.7

44.4

63.5

11.9

63.5

12.7

45.0

63.5

12.0

 

 

47.6

66.6

11.9

66.6

12.7

48.0

66.7

12.0

 

 

50.0

69.9

13.5

 

 

50.8

69.8

13.5

69.8

12.7

53.0

73.1

13.5

 

 

53.9

73.0

13.5

76.2

14.2

55.0

76.2

13.5

 

 

57.1

76.2

13.5

79.4

14.2

58.0

79.4

13.5

 

 

60.0

79.4

13.5

 

 

60.3

79.4

13.5

82.5

14.2

63.0

82.6

13.5

 

 

63.5

82.5

13.5

85.7

14.2

65.0

92.1

15.9

 

 

66.6

92.1

15.9

85.7

15.8

69.8

95.2

15.9

88.9

15.8

70.0

95.3

15.9

 

 

73.0

98.4

15.9

95.2

15.8

75.0

101.7

15.9

 

 

76.2

101.6

15.9

98.4

15.8