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1 years of warranty for proper usage only

Listing is for the Oversized Cage+Pulley, Derailleur Body won't be included

Description

Cages are made of Toray T700 high modulus carbon fiber

Ceramic bearing

Increases the gear-shifting efficiency by reducing the weight pressure applied to the rear derailleur

Top Pully :12T, Lower Pully :18T

Fit with Shimano 105 R7000 R7020 R7050 R7070
Won't fit Old Version Shimano 105 (5800,5700)
Fit with 40t Cassette Cog max, it will be a good choice for 1* 11 Roadbike / CycloCross Setup

Detail Info of Ceramic Bearing:

Bearing Race Material: P6 bearing steel
Bearing Ball Material: Nitrided Silicon Ceramic SI3N4, ABEC 5
Enclosure: 2 Rubber Seals