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- Extra stiff for crisp, durable shifting
- Capable of handling up to a 30T maximum cassette size
- 188g
- Compatible with 10 speed Shimano drivetrains
- Shimano Reference Number: RD-6700-G
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New Ultegra’s striking wide-link design main body creates rigid pivots that create a foundation for precise shifts. Additionally, the new body and cage design accommodates a 28 tooth large cog so the mountain stages can be attacked with confidence. .