Shimano Rear Derailleur Pulley Assemblies.
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Shimano Rear Derailleur Pulley Assemblies11t upper pulley wheel / 11t lower pulley wheel. Fits RD-M5120-SGS rear derailleur. Item Specifications: Drivetrain Speeds, 10, Drivetrain Speeds, 11, Fits Brand, Shimano,.
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Shimano Rear Derailleur Pulley AssembliesItem Specifications: Fits Brand, Shimano, Drivetrain Speeds, 10,.
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This huge cog will give you an extra wide range that can enable you to get up and over pretty much anything in your path. To install, simple remove your cassette from the wheel, remove either the 15T or 17T cog, install the GC 42, then the rest of the cogs in the correct order.
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Shows sign of use but is in good working condition! Pulley wheels have been upgraded to sealed!
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The CeramicSpeed OSPW Aero ALPHA system for 9250/8150 derailleurs updates the fastest proven aero derailleur cage to include CeramicSpeed's patent pending ADR bearing protection and quiet performing ALPHA disc with composite tooth profile pulleys. Furthermore, a speed defying pinstripe graphic has been added for a splash of visual motion.Injection Molded Carbon Fiber reinforced PA Aero cage reduces aerodynamic drag on the rear derailleur by up to 60% and offers new levels of strength and durability. Alpha disc pulleys are paired with a composite, narrow-wide tooth profile to help prevent debris from external objects getting stuck. The 13-tooth upper and 19-tooth lower Alpha pulley wheels feature ADR bearing protection that completely encloses the bearings. This OSPW System has.
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Width 8.4 MM. compatibility 10 speed RECORD, CHORUS, CENTAUR.
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