Bicycle SHIMANO GRX RX812SGS, rear, 1x11 speeds, 40/42T, IRDRX812
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| Weight: | 267 g |
| Brand: | SHIMANO |
| Additional Information: | Purpose: highway; weight: 267 g |
| Type: | Rear switch |
| Number of speeds: | 11 |
| Number of stars in the cassette: | 11 |