105 FC-R7000 / ULTEGRA FC-R8000 DURA-ACE FC-R9100 Asymmetric Road Chainring, 50-34T 52-36T 53-39T, 110BCD BCD110 4-Bolts(53-39T)

This product would be ideal for mountain bikers who need a high-performance road chainring that can handle both high speeds and heavy loads, such as those found on professional racing events or in ultra-endurance long-distance rides.