Sprocket KRG with hub 20B-1 21 teeth steel teeth induction hardened
| Zähnezahl | 21 |
|---|---|
| da [mm] | 228,5 |
| d [mm] | 213,03 |
| ND [mm] | 140 |
| B [mm] | 25 |
| L [mm] | 55 |
| Weight [kg] | 9,06 |
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Material: Steel C45, teeth induction hardened (≈ HRC 50). Pre-bored. Sprockets marked with 1) are from steel St52 with welded hub. General dimensions: B1 = 18.5 mm, c = 3.5 mm, r3 = 32 mm. Other dimensions: See the table.