Shimano Drivetrain Components | Cycling Shimano Ultegra FD-R8150 Di2 12-speed Front Derailleur Black

Combines the Di2 platform and the road incarnation of HYPERGLIDE+  Offers 45% faster shifting than the Dura-Ace FD-R9150 Di2 front derailleur  Smaller, sleeker and lighter than previous models: frontal area reduced by 33% and weight cut to 116 g  Top gear teeth capacity: 50–54T
Best Use Road Cycling Derailleur Type Front Weight 110 grams Number of Chainrings 2 Chainrings