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| Item Number: | 100076306 |
| Manufacturer: | Shimano |
| Color | Grey / Silver | | Chainrings | 39/53T | | Bottom Bracket Shell | 68/70mm | | Bolt Center Diameter | 130mm | | Crankset Color | Grey/Silver | | Arm Length | 165mm |
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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. Hollowtech-II (HT2): integrated, 24mm aluminum/composite BB spindle in right crank arm increases rigidity, while left arm mounts to spindle spline. 7950: compact 110mm BCD @ 690g, 7900: 130mm BCD @ 705g. Ouboard, alloy bottom bracket bearing cups sold separately:68mm English) or 70mm Italian) |
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