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- SunRace M21 Twist Shift Rear 8-Speed: Gray
SunRace M21 Twist Shift Rear 8-Speed: Gray
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- Sunrace replacement twist shifters
- Shimano/Sram MRX compatible pull ratio
- Available in Friction, 3,5,6,7, and 8 speed options
| Type: | TSM21 | Left/Right/Pair: | RH |
| Speeds: | 8s | Ratio: | 2 to 1 |
| Color: | Blk/Gry |
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