PRODUCT SPECIFICATIONS
| MODEL NO | RD-TY21-A-GS |
|---|---|
| SERIES | TOURNEY |
| Color | Black |
| Mount|Direct attachment (conventional) | ✔ |
| Mount|Riveted adapter (ROAD type) | ✔ |
|---|---|
| Cable adjuster | ✔ |
| Max. front difference | 20 |
| Low sprocket|Max. | 28 |
| Low sprocket|Min. | 28 |
| Top sprocket|Max. | 14 |
| Top sprocket|Min. | 14 |
| Pulley|Teeth | 11 |