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[toedge] Bike Ceramic Bearing Derailleur Pulley Alloy Rear Derailleur 12T Guide Wheel
Description:
100% brand new and high quality
Specification:12T
Weight: approx 11.5g
Material :AL7075-T6 CNC machined
Installation dimension:6MM/5MM/4MM
Bearing :ceramic bearing
Color: black ,red ,blue,gold,silver
Feature:
it is cnc machined by AL 7075-T6 round rod ,finished machined by diamond cutter,with diamond metal texture and good abrasion resistance index , it adopts imported Japanese steel bearing,rotating without resistance ,it greatly decreased frictional resistance,and increased cycling efficiency, the design inreased bike derailleur shifting speed ,it causes no noice when shifting speed k and prevent bike chain falling .
Package:
1 pc 12T guide pully