Shimano Dura-Ace 7900 10 Speed Rear Mech

Dura-Ace rear derailleur with lightweight carbon cage and wide link design gives quick accurate shifts, and unmatched drivetrain efficiency

Features:

Full carbon fibre inner and outer pulley plates enhance rigidity and significantly reduce weight

High tolerance cold forged aluminium link plates and body construction provide for extremely light weight, strength and durability

High rigidity wide outer link plates the pulley body to increase pivot joint rigidity

Sealed pulley bearings reduce friction and rotate silky smooth increasing efficiently

Four self-lubricating micro-machined fluorine-coated link pivot bushings provide low-friction shifting

Pulleys are made of tough DuPont Zytel for longer life and less chain noise

With a total capacity of 33 tooth, it is able to operate with wide gear ratios up to a 28 tooth cassette sprocket

Hard wearing Dura-Ace finish and graphics for long lasting good looks

10-speed compatible

Specifications:

Cassette Compatibility: 10-speed

Maximum Sprocket: 28T

Minimum Sprocket: 11T

Maximum Front Difference: 16T

Total Capacity: 33T

Guide Pulley: sealed bearing

Tension Pulley: sealed bearing

Bracket Body: cold forged aluminum/anodized

Bracket Pivot Seal: double O-rings

Plate Body: engineered plastic/painted

Plate Pivot Seal: single O-ring

Outer Link: cold forged aluminum/anodized

Inner Link: cold forged aluminum/anodized

Link Pin Bushings: fluorine coated (4)

Outer Plate: carbon

Inner Plate: carbon

Average Weight: 166g

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