Rotor R-Ring 1x Chainring - BCD 110x4 | Round - Outside - large

The ROTOR 1X Aero BCD110x4 round chainrings are compatible with 12-11-speed groupsets. When paired with the Aero MAS Spider, these chainrings offer minimal air resistance and allow for faster pedaling with less effort.

Features of the ROTOR Aero Chainring

• CNC-machined 7075 T6 aluminum alloy
• Extremely light and stiff (68.7 g for 40T)
• BCD: 110x4
• For road and gravel
• Compatible groupsets: Shimano 1x11s, Shimano 1x12s, SRAM 1x11s, SRAM 1x12s, ROTOR 1x13 13s (ALDHU, VEGAST, 2INpower, and INpower)
• Not compatible with Shimano GRX cranks!

For seamless aesthetic integration with Shimano cranks, a set of bolt covers is available for the various crank models.

scope of delivery:

• 1 chainring; spider not included in the scope of delivery