Manufacturer/trader address:Jiangxia District, Wuhan City, Hubei Province
Weight:13.7g
Sports Equipment Type:Bikes
Length:43.66mm
Age Group:Adults
Bicycle Type:Mountain Bikes
Country Of Origin:Mainland China
Warranty Duration:No
Warranty Type:No
Quantity per Pack:1
Number of Speeds:4
Product description
All the results of the simulations and the experimentations indicated that the ceramic ball bearings' performances are very good, especially in the low load and high-speed environment.
Size:11T/13T Structure:steel bearing Material: aluminum alloy 7075 Color: Black, Red, Blue, green, Gold,purple,colorful Weight: about 11g Fit for 4/5/6 MM roller screw axis Apply for most of rear derailleur on the market