Product Categories / Sprockets / Sprockets for Metric Roller Chain(Metric) / ISO - 20B-1, METRIC 100 - 1.250" (31.75MM) PITCH, SIMPLEX.
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ISO - 20B-1, METRIC 100 - 1.250" (31.75MM) PITCH, SIMPLEX.

159 Products
ISO - 20B-1, METRIC 100 - 1.250 ISO - 20B-1, METRIC 100 - 1.250" (31.75MM) PITCH, SIMPLEX.
Part Number
Number Of Teeth
For Roller Chain Trade Size
Pitch Diameter
Bore Dia
Bore Max
Chain Pitch
Hub Dia
Hub Length Thru
Type
WT.lb(APPROX)
>
Part Number
Number Of Teeth
For Roller Chain Trade Size
Pitch Diameter
Bore Dia
Bore Max
Chain Pitch
Hub Dia
Hub Length Thru
Type
WT.lb(APPROX)
>
20A16
16
20B-1
162.75 mm
24 mm
-
31.75 mm
-
-
A
3.08 kg
20A17
17
20B-1
172.79 mm
24 mm
-
31.75 mm
-
-
A
3.54 kg
20B10
10
20B-1
102.75 mm
25 mm
60 mm
31.75 mm
69 mm
48 mm
B
1.86 kg
20B11
11
20B-1
112.7 mm
25 mm
70 mm
31.75 mm
79 mm
48 mm
B
2.4 kg
20A10
10
20B-1
102.75 mm
25 mm
-
31.75 mm
-
-
A
1.27 kg
20A13
13
20B-1
132.67 mm
25 mm
-
31.75 mm
-
-
A
2.18 kg
20B15
15
20B-1
152.71 mm
25 mm
76 mm
31.75 mm
114 mm
44 mm
B
4.31 kg
20A11
11
20B-1
112.7 mm
25 mm
-
31.75 mm
-
-
A
1.59 kg
20A12
12
20B-1
122.67 mm
25 mm
-
31.75 mm
-
-
A
1.91 kg
20A8
8
20B-1
82.97 mm
25 mm
-
31.75 mm
-
-
A
0.63 kg
20A9
9
20B-1
92.83 mm
25 mm
-
31.75 mm
-
-
A
0.95 kg
20B13
13
20B-1
132.67 mm
25 mm
76 mm
31.75 mm
98 mm
41 mm
B
3 kg
20B8
8
20B-1
82.97 mm
25 mm
57 mm
31.75 mm
48 mm
48 mm
B
1.04 kg
20A15
15
20B-1
152.71 mm
25 mm
-
31.75 mm
-
-
A
2.68 kg
20B14
14
20B-1
142.68 mm
25 mm
76 mm
31.75 mm
106 mm
41 mm
B
3.4 kg
20B12
12
20B-1
122.67 mm
25 mm
76 mm
31.75 mm
90 mm
48 mm
B
2.95 kg
20B16
16
20B-1
162.75 mm
25 mm
76 mm
31.75 mm
114 mm
44 mm
B
4.63 kg
20A14
14
20B-1
142.68 mm
25 mm
-
31.75 mm
-
-
A
2.49 kg
20B9
9
20B-1
92.83 mm
25 mm
57 mm
31.75 mm
58 mm
48 mm
B
1.45 kg
20A18
18
20B-1
182.84 mm
30 mm
-
31.75 mm
-
-
A
3.81 kg
20A19
19
20B-1
192.9 mm
30 mm
-
31.75 mm
-
-
A
4.31 kg
20A20
20
20B-1
202.96 mm
30 mm
-
31.75 mm
-
-
A
4.58 kg
20A23
23
20B-1
233.17 mm
32 mm
-
31.75 mm
-
-
A
5.99 kg
20B25
25
20B-1
253.32 mm
32 mm
84 mm
31.75 mm
114 mm
51 mm
B
9.07 kg
20B26
26
20B-1
263.41 mm
32 mm
84 mm
31.75 mm
127 mm
51 mm
B
9.53 kg
20B28
28
20B-1
283.57 mm
32 mm
84 mm
31.75 mm
127 mm
51 mm
B
11.34 kg
20B33
33
20B-1
334.01 mm
32 mm
84 mm
31.75 mm
127 mm
51 mm
B
14.59 kg
20B39
39
20B-1
394.57 mm
32 mm
84 mm
31.75 mm
127 mm
64 mm
B
19.78 kg
20B40
40
20B-1
404.67 mm
32 mm
84 mm
31.75 mm
127 mm
64 mm
B
21.27 kg
20B41
41
20B-1
414.77 mm
32 mm
84 mm
31.75 mm
127 mm
64 mm
B
22.07 kg
20B46
46
20B-1
465.25 mm
32 mm
84 mm
31.75 mm
127 mm
64 mm
B
26.31 kg
20B24
24
20B-1
243.25 mm
32 mm
84 mm
31.75 mm
114 mm
51 mm
B
8.62 kg
20A26
26
20B-1
263.41 mm
32 mm
-
31.75 mm
-
-
A
7.62 kg
20A27
27
20B-1
273.49 mm
32 mm
-
31.75 mm
-
-
A
8.35 kg
20A28
28
20B-1
283.57 mm
32 mm
-
31.75 mm
-
-
A
8.85 kg
20A30
30
20B-1
303.75 mm
32 mm
-
31.75 mm
-
-
A
9.98 kg
20A31
31
20B-1
313.83 mm
32 mm
-
31.75 mm
-
-
A
10.73 kg
20A32
32
20B-1
323.92 mm
32 mm
-
31.75 mm
-
-
A
11.49 kg
20A40
40
20B-1
404.67 mm
32 mm
-
31.75 mm
-
-
A
17.52 kg
20B19
19
20B-1
192.9 mm
32 mm
76 mm
31.75 mm
114 mm
51 mm
B
5.9 kg
20B20
20
20B-1
202.96 mm
32 mm
76 mm
31.75 mm
114 mm
51 mm
B
6.35 kg
20B32
32
20B-1
323.92 mm
32 mm
84 mm
31.75 mm
127 mm
51 mm
B
13.52 kg
20B36
36
20B-1
364.29 mm
32 mm
84 mm
31.75 mm
127 mm
64 mm
B
17.51 kg
20B38
38
20B-1
384.48 mm
32 mm
84 mm
31.75 mm
127 mm
64 mm
B
18.82 kg
20A34
34
20B-1
344.1 mm
32 mm
-
31.75 mm
-
-
A
13 kg
20A37
37
20B-1
374.38 mm
32 mm
-
31.75 mm
-
-
A
15.25 kg
20A46
46
20B-1
465.25 mm
32 mm
-
31.75 mm
-
-
A
22.04 kg
20A22
22
20B-1
223.1 mm
32 mm
-
31.75 mm
-
-
A
5.72 kg
20A33
33
20B-1
334.01 mm
32 mm
-
31.75 mm
-
-
A
12.24 kg
20A36
36
20B-1
364.29 mm
32 mm
-
31.75 mm
-
-
A
14.5 kg
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