B-Stock - This product has one or more B-Stock units available. These units can be purchased at a discount (see option select). B-Stock units were returned from other customers and may have missing or damaged packaging materials. These units are otherwise as new. The full manufacturer warranty applies. Click Here for more information.
170mm - No Chainrings
Mfg PartNum: CK20EA90129ARM170BLK
172.5mm - No Chainrings
Mfg PartNum: CK20EA90129ARM172BLK
175mm - No Chainrings
Mfg PartNum: CK20EA90129ARM175BLK
