Vòng Bi 11T Bằng Nhôm Bền Chống Nước Chống Bụi Đa Màu Sắc Cho Xe Đạp Leo Núi

Color: Black/Red/Green/Blue
For: 4/5 MM Rear Derailleur Screw
Inner Diameter:6mm
Suitable For Most Rear Derailleur On The Market, Support 7/8/9/10/11 Speed
Material: 7005 Aluminum Alloy + Ceramic Ball
Specification: 11T
Tip: Please Choose The Same Size As The Original Pulley. If They Are Not Exactly The Same, Choose a Smaller Type, And Don't Choose a Type That Is Larger Than The Original Type. (There Are More Specifications In The Store)
Brand new with high quality
Quantity:1pc
Features:
1.Ceramic Ball Bearings Are Used Inside The Product, Which Have Excellent Performance That Metal Bearings Can't Match, Such As High Temperature Resistance And High Strength.
2.The External Use Is 7075 Aluminum With The Best Strength Of Aluminum Alloy, Which Is Corrosion Resistant And Lightweight
Package Include:
1pc Bike Pulley
Notice:
1.1cm=10mm=0.39inch.
2.Please allow 1-2mm error due to manual measurement and make sure you do not mind before ordering.
3.Please understand that colors may exist chromatic aberration as the different placement of pictures.