J&L for Shimano 105:R7000 Ceramic Oversized Derailleur Cage&Pulley Wheels

Description

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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
Total Weight: 52g
,
Fit with
Shimano 105 R7000
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