612 Track rings are the perfect compliment to any 144mm B.C.D. crankset. They are made from 7000 series aluminum and feature a lovely and durable anodized finish.
- BCD: 144
- Chain Compatibility: 1/2-inch x 1/8-inch
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Zumwalt's Bicycle Center8774 Cuyamaca St . Ste A
Santee, Ca. 92071
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