ODIER Bearing Rear Derailleur Pulley 2 Pack 11T Aluminum Sealed Bearing for MTB Road Bike Folding Bikes

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Feature

Size: 11T,52mm.
Material: aluminum alloy 7005---Structure: ceramic bearings
Setting for 4/5/6mm spindle shaft rollers
Fit most rear derailleur in the market, support 7/8/9/10 speed
Transmission for a bicycle,stainless steel bearing for ultra durability

Description

Material: aluminum alloy 7005 11T fit all 7/8/9/10 speed bikes. Package include: 2 bearing pulley wheels (Build-in Bearing)