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Bike Boss
Promax 4-Bolt 104MM Machined Chainring
Promax 4-Bolt 104MM Machined Chainring
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$29.99 USD
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$29.99 USD
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Machined from high-end aluminum, Promax 4-bolt 104 BCD chainrings are designed to handle the torque and stress of modern BMX racing and are fully capable in other single speed applications.
- CNC Machined from high grade 6061-T6 series aluminum for high strength while providing weight savings
- Designed to be used with most cranksets and spiders that utilize a 4-bolt 104 BCD chainring
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![Promax 4-Bolt 104MM Machined Chainring](http://bikebossbmx.com/cdn/shop/files/CR2072-01.jpg?v=1710712149&width=1445)
![Promax 4-Bolt 104MM Machined Chainring](http://bikebossbmx.com/cdn/shop/files/CR2073-01.jpg?v=1710712163&width=1445)
![Promax 4-Bolt 104MM Machined Chainring](http://bikebossbmx.com/cdn/shop/files/CR2074-01.jpg?v=1710712183&width=1445)
![Promax 4-Bolt 104MM Machined Chainring](http://bikebossbmx.com/cdn/shop/files/CR2075-01.jpg?v=1710712201&width=1445)