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80 SPROCKETS

No. of Teeth
Outside Diam. OD
Pitch Diam. P.C.D.
Bottom or Caliper Diam.
Stock  Bore
Type"B"SINGLE STRAND
Type"A"
Type"B"DOUBLE STRAND
HUB
BORE
Wt. kg
Material
stock d
Wt. kg
Material
HUB
BORE
Wt. kg
Material
Diam.BD
length Thru Bore BL
Min.
Max.
Diam.BD
length Thru Bore BL
Min.
Max.
9
85
74.3
57.3
16.5
58
40
18.5
35
0.87
S45C
SS41
S45C
10
93
82.2
66.3
16.5
52
40
18.5
32
1.02
18.5
0.6
58
63
23
35
2
11
102
90.2
73.4
16.5
60
40
18.5
38
1.25
18.5
0.73
60
63
23
38
2.5
12
110
98.1
82.3
16
67
40
18
45
1.6
18
0.85
69
63
25
46
2.7
13
118
106
89.5
16
77
40
18
51
1.9
18
1
80
63
25
55
3.4
14
127
114
98.3
16
77
40
18
51
2.15
18
1.16
88
63
25
60
3.9
15
135
122
106
20
93
40
22
63
2.3
22
1.3
95
63
25
63
4.4
16
143
130
114
20
93
40
22
63
2.5
22
1.5
100
71
25
66
5.4
17
151
138
122
20
93
40
22
63
2.95
22
1.7
100
71
25
66
6
18
159
146
130
20
93
40
22
63
3.15
22
1.9
120
71
25
80
7.5
SS41 (Welding way) S35C
19
167
154
138
20
93
40
22
63
3.4
22
2.1
120
71
25
80
8
20
176
162
146
20
93
40
22
63
3.6
22
2.35
130
71
25
89
9
21
184
170
154
26
93
40
22
63
3.85
22
2.57
130
71
25
89
9.5
22
192
178
163
26
107
45
28
75
5
SS41 BW type (Welding way)
28
2.82
117
71
35
80
8.8
23
200
187
170
26
107
45
28
75
5.23
28
3.1
117
71
35
80
9.3
24
208
195
179
26
107
45
28
75
5.5
28
3.35
117
80
35
80
10.5
25
216
203
186
26
107
45
28
75
5.8
28
3.65
117
80
35
80
11.1
26
224
211
195
26
107
45
28
75
6.1
28
3.95
117
80
35
80
11.7
27
233
219
203
26
107
45
28
75
6.4
28
4.25
28
241
227
211
26
107
45
28
75
6.75
28
4.6
117
80
35
80
13.5
29
249
235
219
26
107
45
28
75
7.1
28
4.93
30
257
243
227
26
107
45
28
75
7.4
28
5.3
117
80
35
80
14.2
31
265
251
235
26
107
45
28
75
7.8
28
5.63
32
273
259
243
26
107
45
28
75
8.15
28
6
117
80
35
80
16.5
33
281
267
251
26
107
45
28
75
8.5
28
6.4
34
289
275
259
26
107
45
28
75
8.9
28
6.8
35
297
283
267
26
107
45
28
75
9.3
28
7.2
117
80
35
80
17.9
36
306
291
275
26
117
50
28
80
10.6
28
7.6
117
80
35
80
19
37
314
300
283
26
117
50
28
80
11
28
8
38
322
308
292
26
117
50
28
80
11.4
28
8.5
127
90
40
89
21
39
330
316
300
26
117
50
28
80
11.9
28
8.9
40
338
324
308
26
117
50
28
80
12.4
28
9.4
127
90
40
89
23.7
41
346
332
316
26
117
50
28
80
12.8
28
9.9
42
354
340
324
26
117
50
28
80
13.3
28
10.3
127
90
40
89
26
43
362
348
332
26
117
50
28
80
13.8
28
10.8
44
370
356
340
26
117
50
28
80
14.3
28
11.4
45
378
364
348
26
117
50
28
80
14.9
28
11.9
127
90
40
89
28.4
48
403
388
372
26
117
50
28
80
15.8
28
13.5
127
90
40
89
32
49
411
396
381
26
28
14.1
54
451
437
421
26
117
50
28
80
20
28
17.1
127
90
40
89
38.5
60
500
485
469
26
117
50
28
80
23.1
28
21.1
127
90
40
89
46.2
64
532
518
502
26
28
24.1
65
540
526
510
26
127
63
28
89
24.8
28
24.8
127
90
40
89
52
66
548
534
518
26
28
25.6
70
581
566
550
26
127
63
28
89
32.1
28
28.8
127
90
40
89
65
75
621
607
591
26
127
63
28
89
36.2
28
33.1
80
662
647
631
26
137
71
28
95
42.9
28
37.6
84
694
679
663
26
28
41.5
90
743
728
712
26
28
47.6