All-City 612 Track Ring
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
|144mm / Black / 42T||708752049581||CR2912||210000030591|
|144mm / Black / 47T||708752049611||CR2917|
|144mm / Silver / 48T||708752091740||CR2938|