Dura-Ace RD-7700-SS or RD-7700-GS Rear Derailleurs

9 Speed Compatible: Precision shifting for narrow-spaced 9-speed cassette sprockets. 11-Tooth Pulleys: Alternating contact with chain links reduces wear, larger pulley diameter runs smoother, lasts longer. Sealed Bearing Pulleys: Seals out dirt and water while maintaining an ultra-smooth pulley action. Advanced Light Action: Low-friction design reduces shifting efforts.

Specifications Speeds 9-Speed Max Sprocket 27T Min Sprocket 11T Front Difference 14T Total Capacity 29T Guide Pulley sealed bearing Tension Pulley sealed bearing 11T Pulley yes Bracket Body cold forged/color anodized Bracket Body Pivot Seal double O-rings Plate Body cold forged/aluminum anodized Plate Body Pivot Seal single O-ring Outer Link cold forged/aluminum anodized Inner Link cold forged/aluminum annodized Sealed Link Pins outer/inner link Link Pin Bushings fluorine coated (4) Outer Plate cold forged/aluminum/annodized Inner Plate aluminum/annodized Weight 195g

RD-7700-GS Rear Derailleur - RD-7700-GS (For Triple)

9 Speed Compatible: Precision shifting for narrow-spaced 9-speed cassette sprockets. Wide Range Gearing: Accommodates wide range gearing without the touring derailleur look. Sealed Bearing Pulleys: Seals out dirt and water while maintaining an ultra-smooth pulley action. Advanced Light Action: Low-friction design reduces shifting efforts.

Specifications Speeds 9-Speed Max Sprocket 27T Min Sprocket 11T Front Difference 23T Total Capacity 38T Guide Pulley sealed bearing Tension Pulley sealed bearing 13T Pulley yes Bracket Body cold forged/color anodized Bracket Body Pivot Seal double O-rings Plate Body cold forged/aluminum anodized Plate Body Pivot Seal single O-ring Outer Link cold forged/aluminum anodized Inner Link cold forged/aluminum annodized Sealed Link Pins outer/inner link Link Pin Bushings fluorine coated (4) Outer Plate cold forged/aluminum/annodized Inner Plate aluminum/annodized Weight 212g

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Dura-Ace RD-7700-SS or RD-7700-GS Rear Derailleurs