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Alter Python track cog Alter Python track cog Alter Python track cog

Alter Python track cog
$ 85.00 - $ 95.00
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Alter Python track cog - Retrogression
Alter Python track cog - Retrogression Alter Python track cog - Retrogression Alter Python track cog - Retrogression

Alter Python track cog

$ 85.00

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Alter's Python cog is CNC machined in Taiwan from high-quality stainless steel and features a strong PVD processed titanium covering, not only adding strength and longevity but also providing a...
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Alter SC chainring Alter SC chainring Alter SC chainring Alter SC chainring

Alter SC chainring
$ 105.00 - $ 110.00
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Alter SC chainring - Retrogression
Alter SC chainring - Retrogression Alter SC chainring - Retrogression Alter SC chainring - Retrogression Alter SC chainring - Retrogression

Alter SC chainring

$ 105.00

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Alter's uniquely original SC series takes it's design inspiration from steel girder and beam structural construction, providing both a visual work of art and a rigid platform for your drivetrain. CNC-machined...
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Alter Vinyl chainring Alter Vinyl chainring

Alter Vinyl chainring
$ 115.00 - $ 125.00
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Alter Vinyl chainring - Retrogression
Alter Vinyl chainring - Retrogression Alter Vinyl chainring - Retrogression

Alter Vinyl chainring

$ 115.00

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CNC-machined in Taiwan from stiff 7075 T6 aluminum with a unique design featuring concentric grooves for weight reduction, while creating a visual cue reminiscent of vinyl records. Maybe if you...
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Alter Mad Max chainring Alter Mad Max chainring Alter Mad Max chainring

Alter Mad Max chainring
$ 125.00 - $ 135.00
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Alter Mad Max chainring - Retrogression
Alter Mad Max chainring - Retrogression Alter Mad Max chainring - Retrogression Alter Mad Max chainring - Retrogression

Alter Mad Max chainring

$ 125.00

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Challenging themselves to push the light weight of their SC series chainrings to the next level, Alter unleashed a new form of design by adding carefully placed routed holes on...
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