The derailleur also comes with faster pulleys

this piece is fully dressed in a blend of woven nylon and spandex

the RASA was made for it

Behind the Polartec® Power Shield® Pro name is a dense multicomponent knit fabric that offers an outstanding balance between warmth and breathability with an exceptional ability to repel water

durable and quiet performance found in the 10-50 tooth cassette and X-SYNC 2 chainrings

PIRELLI P Zero Race TLR Bottle The derailleur also comes withPirelli PZero Race TLR synthesizes the advantages of the tubeless technology in an all rounder cycling tire for high intensity training sessions and races. The TechWALL+ Road carcass improves reliability against punctures without affecting the weight of the tire while the special SmartEVO Compound enhances the grip performances both on wet and dry asphalt compared to our previous cycling compounds.