Shimano Ultegra FD-R8150 DI2 Front Derailleur 2025 The OneUp Bash Guide includes

The OneUp Bash Guide includes 3 different sizes of bash plate for compatibility with chainrings from 28-36T

Weights: 27

leave no doubt and go with the originator in crank end protection

Enhancements to shifting performance

Optimized for rear wheel

Shimano Ultegra FD-R8150 DI2 Front Derailleur 2025 The OneUp Bash Guide includesFD R8150 More compact and faster than ever, the ULTEGRA R8150 front derailleur performs digitally precise front shifts under any circumstances. Combining Shimano's new Di2 platform and the road incarnation of HYPERGLIDE+, the ULTEGRA R8150 front derailleur shifts between chainrings with the fastest, most seamless action on the market. Fastest ever front shifting, 45% faster than FD R9150 Smaller, sleeker, lighter Frontal area reduced by 33% Weight cut