Shop and Save On Shimano Dura-Ace FC-7800 55 Tooth 10-Speed Triathalon Chainring

Shimano Dura-Ace FC-7800 55 Tooth 10-Speed Triathalon Chainring by Shimano

Rings: are designed for use most effective as a collection 42/54, 42/55, or 44/56. 45t ring is an option to be used with the 56t ring.

Any other combos may just result in bad shifting

Rings: are designed for use only as a collection 42/54, 42/55, or 44/56. 45t ring is an choice for use with the 56t ring..Any different combinations could lead to negative moving... ... Read more Shimano Dura-Ace FC-7800 55 Tooth 10-Speed Triathalon Chainring