COMPONENTS: Shimano Dura-Ace Front derrailleur ST-7800-F

Improved shifting under load

High rigidity New angle and reinforcement of pivot point and wide link for high rigidity and precise shifting.
New Pivot locations Pivot location at cage moved to point of greatest force to reduce cage deflection.
Narrower Chain Cage Narrower chain cage to accommodate new chain.
Capacity : 15T

Rear Compatibility 10-speed
Top Gear Teeth 50 - 56T
Chain Stay Angle 61°-66°
Dual SIS Yes
Outer Link forged aluminum/anodized
Inner Link forged aluminum/anodized
Link Bushing upper & lower AB-pins
Weight 73g
Replaceable Chain Cage Yes
O-ring Seals Yes
Spring Cover Yes
Mounting brazed-on
Applicable Chainline 43.5mm
Compatible Adapter SM-AD11 (31.8mm) Yes
Compatible Adapter SM-AD15 (34.9mm) Yes
Band/Brazed-On Clamp forged aluminum/anodized
Chain Guide aluminum/nickel plated