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- Made in the USA from 6061-T6 aluminum alloy
- Cosine chain rings are round and true
- They fit 104 BCD four-bolt cranks
- Available in Black anodized with laser-etched graphics in 38-45-tooth sizes
This fits your .
Made in the USA from 6061-t6 aluminum alloy, cosine chain rings are round and true. They fit 104 BCD four-bolt cranks. Available in black anodized with laser-etched graphics in 38-45-tooth sizes.