FSA's Pro Road Chain Rings are the ideal replacement inner rings for your 110BCD crankset. Machined from AL7075-T6 they are ramped and pinned to ensure that shifting is precise and smooth with no chain suck. The pins are stainless steel which resists corrosion. They feature a 5-bolt pattern and...

FSA's Pro Road Chainrings are our ideal replacement inner and outer rings for cranksets with a BCD (bolt circle diameter) of 110 millimeters or 130 millimeters. Machined from AL7075-T6, they are ramped and pinned by the shift-obsessed engineers at FSA to ensure that shifting is precise and smooth...

ROTOR Q Rings BCD110x4 Aero. Q RINGS BCD110x4 oval chainrings compatible with all ROTOR cranks using BCD 110x4 spider or INspider power meter. In addition, these chainrings are also compatible with Shimano Dura-Ace FC-9100 and Ultegra FC-8000 cranks, offering fast and precise shifting, as well as...

We poured all of our experience in oval Q RINGS development into producing an innovative Round Chainrings solution. Machine CNCd from aeronautic-grade 7055 aluminum, our new look 4-bolt chainrings are compatible with our lightweight ALDHU 3D+ crankset as well as all Shimano 110x4 cranks. 4 bolt...

No matter how smooth your pedal stroke, your power delivery will be peaky. The transfer of power from your legs to the circular chainring means that some parts of the pedal stroke deliver more power than others. The reason you notice Rotor Outer Aero Q-Rings popping up on so many of the top pros'...

It's time to develop a more efficient pedal stroke with the Rotor Road Inner Q-Ring. Not only does the Q-Ring's unique oval-shape smooth your pedal stroke to maximize your power potential, its redesigned pins and ramps now provide faster shifting. Optimum Chainring Positioning offers a range of...

Oval chainrings have a dedicated following, but--kinda like licorice-flavored anything--they aren't for everyone. Rotor made its name with ovalized rings, but the Round Road Inner Chainring is, well, round, so traditional riders can enjoy Rotor's durability without having to leave circularity...

Rotor's new Aldhu 3D Crankset brings modularity to a whole new level, reducing the number of pieces you need to dial in your perfect crankset, and the Aldhu Spidering Q Chainring brings you the option of doing so with a cleaner aesthetic, and even fewer parts. The Aldhu Spidering combines two...

With Dura Ace 9000, Shimano introduced an 11-speed crankset with one, 4-arm asymmetric spider that could accommodate both standard and compact chainrings. This trend continues with the Dura-Ace R9100 crank and the patented Hollowglide Dura-Ace R9100 Chainring yields an incredibly stiff and...

The Shimano Dura-Ace groupset is well known for its precision engineering. This engineering extends into every part of the groupset, including the 9000-series Chainring. The DA 9000 chainring is made from alloy that has been carbide-reinforced. Carbide is often used in drill tips for longevity...