| No. teeth |
Outside diam. |
Pitch diam. |
Simplex |
| Hub diam. |
Bore diam. |
Length |
| 38 |
119.5 |
115.35 |
70 |
19 |
32 |
| 45 |
140.7 |
136.55 |
70 |
19 |
32 |
| 57 |
176.9 |
172.91 |
70 |
19 |
32 |
| 76 |
234.9 |
230.49 |
70 |
19 |
32 |
| *95 |
292.5 |
288.08 |
80 |
19 |
40 |
| *114 |
349.6 |
345.68 |
80 |
19 |
40 |
| *150 |
459.2 |
454.82 |
90 |
23 |
45 |
* simplex sprockets with rim reinforcement on both sides |