Home
Why ride fixed?
Fixed Innovations
FI Axle explained
FI Products
FI Order Form
FixMeUp!
Instructions
HTML form
Mac & Win
Chainstretch
Chainstay Length
Links
Source
Credits
Mail us
FixMeUp!
Online (
copy this link
)
Display as chart
or tabulated text
Teeth on chainrings (front): largest:
and smallest:
Teeth on cogs (rear): largest:
and smallest:
Units below are centimeters
or inches
Chainstay length (in above units):
Tire diameter:
700x35
700x28
700x23
700x20
27x1.25
26x1.9
26(559mm)x1.0
26(650c)x1.0
24x1
20x1.75
Include
half-link
? Yes
No
Chain stretch
(in inches per 12 inches of chain):
Highlight area
:
Off
Vertical
Fixed. Inn.
Excentriker
Horizontal
Results
Ring
Cog
Stay Length
Halflinks
↓Gear inches
34
20
42.451
94
44.5
35
20
42.118
94
45.8
36
20
41.785
94
47.1
35
19
42.422
94
48.2
34
18
41.785
92
49.4
36
19
42.087
94
49.6
38
20
42.389
96
49.7
37
19
41.751
94
50.9
39
20
42.052
96
51.0
36
18
42.389
94
52.3
34
17
42.087
92
52.3
40
20
41.714
96
52.3
39
19
42.352
96
53.7
37
18
42.052
94
53.8
35
17
41.751
92
53.9
42
20
42.311
98
54.9
40
19
42.013
96
55.1
38
18
41.714
94
55.2
34
16
42.389
92
55.6
43
20
41.970
98
56.2
41
19
41.673
96
56.5
37
17
42.352
94
56.9
35
16
42.052
92
57.2
44
20
41.627
98
57.6
40
18
42.311
96
58.1
38
17
42.013
94
58.5
36
16
41.714
92
58.9
43
19
42.266
98
59.2
41
18
41.970
96
59.6
39
17
41.673
94
60.0
46
20
42.217
100
60.2
44
19
41.923
98
60.6
42
18
41.627
96
61.0
35
15
42.352
92
61.0
47
20
41.871
100
61.5
45
19
41.577
98
62.0
38
16
42.311
94
62.1
36
15
42.013
92
62.8
48
20
41.524
100
62.8
41
17
42.266
96
63.1
34
14
41.714
90
63.5
39
16
41.970
94
63.8
44
18
42.217
98
63.9
49
20
42.457
102
64.1
37
15
41.673
92
64.5
42
17
41.923
96
64.6
47
19
42.165
100
64.7
50
20
42.108
102
65.4
45
18
41.871
98
65.4
40
16
41.627
94
65.4
48
19
41.816
100
66.1
43
17
41.577
96
66.2
51
20
41.757
102
66.7
46
18
41.524
98
66.9
36
14
42.311
92
67.3
39
15
42.266
94
68.0
47
18
42.457
100
68.3
34
13
42.013
90
68.4
42
16
42.217
96
68.7
50
19
42.399
102
68.8
37
14
41.970
92
69.1
45
17
42.165
98
69.2
53
20
42.336
104
69.3
48
18
42.108
100
69.8
40
15
41.923
94
69.8
51
19
42.047
102
70.2
43
16
41.871
96
70.3
35
13
41.673
90
70.4
46
17
41.816
98
70.8
38
14
41.627
92
71.0
49
18
41.757
100
71.2
41
15
41.577
94
71.5
52
19
41.693
102
71.6
44
16
41.524
96
71.9
45
16
42.457
98
73.6
48
17
42.399
100
73.9
51
18
42.336
102
74.1
37
13
42.266
92
74.5
40
14
42.217
94
74.7
43
15
42.165
96
75.0
46
16
42.108
98
75.2
49
17
42.047
100
75.4
52
18
41.981
102
75.6
38
13
41.923
92
76.5
41
14
41.871
94
76.6
44
15
41.816
96
76.7
47
16
41.757
98
76.8
50
17
41.693
100
76.9
53
18
41.625
102
77.0
42
14
41.524
94
78.5
39
13
41.577
92
78.5
52
17
42.269
102
80.0
49
16
42.336
100
80.1
46
15
42.399
98
80.2
43
14
42.457
96
80.3
53
17
41.912
102
81.6
50
16
41.981
100
81.8
47
15
42.047
98
82.0
44
14
42.108
96
82.2
41
13
42.165
94
82.5
51
16
41.625
100
83.4
48
15
41.693
98
83.7
45
14
41.757
96
84.1
42
13
41.816
94
84.5
53
16
42.198
102
86.7
50
15
42.269
100
87.2
47
14
42.336
98
87.8
44
13
42.399
96
88.5
51
15
41.912
100
88.9
48
14
41.981
98
89.7
45
13
42.047
96
90.6
52
15
41.553
100
90.7
49
14
41.625
98
91.6
53
15
42.484
102
92.4
46
13
41.693
96
92.6
51
14
42.198
100
95.3
48
13
42.269
98
96.6
52
14
41.838
100
97.2
49
13
41.912
98
98.6
50
13
41.553
98
100.6
51
13
42.484
100
102.6
52
13
42.123
100
104.6
53
13
41.760
100
106.7
Copyright 1996-2024 by Eric House & Fixed Innovations
This site was completely rewritten around October 2020. If you notice problems they are probably new!
Please
let me know
if you find problems or have comments about this site.