Rotor Round Ring 1X BCD110X4 12-11s
ROTOR Round Ring 1X BCD110X4 Universal Tooth® 12-11s. This chainring provides minimal air resistance, reduces drag and allows you to pedal faster with less effort. This single gear chainring made of 7075 T6 aluminium will reduce the weight of your bike and maximize the compatibility with any chain world wide thanks to it Universal Tooth® technology.
These chainrings are compatible with all ROTOR modular road cranks and power meters including 2INpower (Road or SL), INspider V1 or INspider Road, INpower (V3 or Matt), ALDHU Carbon, ALDHU and VEGAST. As well as with the following Shimano® cranks 105 R7000, Dura-Ace R9000, Dura-Ace R9100, Dura-Ace R9200, GRX RX600, GRX RX810, GRX RX820, Ultegra R6800 and Ultegra R8000.
Rotor Round Ring 1X BCD110X4 12-11s - 50T / Black is backordered and will ship as soon as it is back in stock.
Rotor Round Ring 1X BCD110X4 12-11s
HIGHLIGHTS
HIGHLIGHTS
The ROTOR Round rings 1X Aero BCD110x4 are compatible with 12-11s speeds groupsets. In combination with our AERO MAS Spider, these chainrings deliver minimal air resistance, reducing drag and allowing you to pedal faster with less effort.
Made from CNC-machined 7075 T6 aluminium alloy, they are extremely light and stiff. With a weight of just 68.7g for the 40T, 108.6g for the 46T and 212g for the 60T, offering one of the best stiffness-to-weight ratios in the market for a 1X aero chainring.
Furthermore, they are compatible with all ROTOR modular road and gravel cranks and power meters, including 2INpower, INspider, INpower, ALDHU, and VEGAST, as well as with any of our 110x4 spiders. This allows you to fully customise your drivetrain assembly.
SPECIFICATIONS
SPECIFICATIONS
-
Product Name: Rotor R-Ring 1x Chainring - BCD 110x4 | Round - Outside - large
-
Manufacturer: Rotor
-
Activity: Cycling
-
Material: Aluminium
-
Usage bikesport: Road Bike
-
Number of gears - front: 1
-
Number of Gears - rear: 9, 10, 11, 12
-
Chainring version: Narrow-Wide, round
-
Model year: 2026
-
Collection: Full year
-
Color: Black
-
Weight: 130g
-
Weighed Version: 52
-
Bolt Circle Diameter: 110 mm
- Number of teeth: 50, 52, 58, 60
