
Technical Specifications
| MODEL NO | RD-M3020-8 |
|---|---|
| SERIES | ACERA M3020 Series |
| Color | Black |
| Rear speeds | 8/7 |
| Compatible chain | HG 8/7/6-speed |
|---|---|
| Top-normal spring type|Double servo | ✔ |
| Mount|Direct attachment (conventional) | ✔ |
| Cable adjuster | ✔ |
| Max. front difference | 20T |
| Total capacity | 45T |
| Low sprocket|Max. | 40T |
| Low sprocket|Min. | 30T |
| Top sprocket|Max. | 12T |
| Top sprocket|Min. | 11T |
| Fluoric coated link bushings | 1 |
| Pulley|Teeth | 11T |
| Pulley|Sunken type pulley screw | ✔ |