| No. of Teeth | 21 |
| da [mm] | 136 |
| d [mm] | 127,82 |
| ND [mm] | 100 |
| B [mm] | 20 |
| L [mm] | 70 |
| Weight [kg] | 5,2 |
Triple-strand sprocket DRS with hub 12 B-3 3/4×7/16″ 21 teeth material steel SKU: 13712100
Triple-Sprockets DRS with One-Sided Hub Pitch 3/4 x 7/16" ISO 12 B-3
Triple-strand sprocket DRS with hub 12 B-3 3/4×7/16″ 21 teeth material steel SKU: 13712100
Material: Steel C45, not hardened. Pre-bored. Sprockets with 45
teeth and above are made of grey cast iron GG25.
General
dimensions: B1 = 10,8 mm, B3 = 49,8 mm, c = 2,0 mm, r3 = 19 mm.
Other
dimensions: See the table.
Description
Additional information
| Weight | 5.32 g |
|---|---|
| Dimensions | 136 × 70 × 136 cm |
