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The New Shimano Ultegra 6750 Crankset uses the Hollowtech II Design, an optimum balance of light weight and stiffness and NEW "Hollowglide" Outer Ring. Hollow chainring construction Increases width between big ring and small ring.
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The New Shimano Ultegra 6700 Crankset uses the Hollowtech II Design, an optimum balance of light weight and stiffness and NEW "Hollowglide" Outer Ring. Hollow chainring construction Increases width between big ring and small ring.
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Thin-wall hollow-forged aluminum crank arm provides a 20% increase in strength and power transfer at a lighter weight than previous 7800 series. Hollow outer chainring provides weight reduction with increased strength while updated spacing/profile elimitates cross-chain contact.
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Thin-wall hollow-forged aluminum crank arm provides a 20% increase in strength and power transfer at a lighter weight than previous 7800 series. Hollow outer chainring provides weight reduction with increased strength while updated spacing/profile elimitates cross-chain contact.
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