We are trying to satisfy 100% of our customers
Our bikes are 100% safe and eco-friendly
✕
biker4-shop-icon3
julio 24, 2026

ROTOR Round Chainrings for Shimano GRX

ROTOR Round Chainrings for Shimano GRXThe ROTOR Round Chainrings for Shimano GRX bring the benefits of ROTOR rings to your GRX crankset! Featuring a 110 BCD outer and 80 BCD inner 4-bolt configuration, these chainrings are designed specifically for Shimano GRX cranks. They are 100% CNC-machined, 7075 aluminum alloy for high strength and low weight.These chainrings are only compatible with Shimano 11-speed GRX groupsets. Please see Compatibility Tab for more information. OptionsThe chainring is available in the following chainring sizes:46/3048/31Please note, we recommend using these chainrings only in the combinations listed above. For example, a 48/30 or 46/31 set-up would void your warranty, could result in poor shifting and performance and dropped chains. CompatibilityThese ROTOR chainrings are designed for Shimano GRX RX810 and RX600 2x cranksets.Compatible with Shimano 11-speed GRX groupsets. Not compatible with Shimano 12-speed GRX groupsets SpecsColor: BlackBCD: 110x4 outer | 80x4 innerSpeeds: 10- and 11-SpeedMaterial: 100% CNC-machined, 7075 aluminum alloyWeight: 46/30 - 123 grams | 48/31 - 149.5 grams Why Buy from Power Meter City1. We ship fast! All orders ship on the same day your order is placed!2. Free shipping on all orders in the U.S.3. We are an authorized ROTOR dealer and this product comes with a full warranty.4. Expert advice and customer service in case you need any help.5. We offer a free, 30-day return policy on new items. About our CompanyAt Power Meter City, we focus on power meters and related accessories and components. Our focus on these products means we can offer you the best possible selection, advice and service. We have been in business since 2016 and are based in southern California. We are an authorized dealer of every product we sell.
julio 24, 2026

ROTOR VEGAST Road Crankarms and Spindle. 24 MM

ROTOR VEGAST Road Crankarms and Spindle. 24 MMThe ROTOR VEGAST Road Crankset is an affordable, all-aluminum crankset for road bikes. CNC machined out of 6082 aluminum, these cranks are both stiff and lightweight. VEGAST crank arm sizes range from 165 mm to 175 mm. The crank is also available with either a 24 mm or 30 mm spindle to fit the bike frame and bottom bracket of your choice. The VEGAST can fit a wide range of ROTOR chainrings, including round, oval, 1x and 2x. Key Product DetailsCompatibility:This crankset is compatible with 24 mm and 30 mm bottom brackets depending on the spindle selected. This crankset can also be run as a 1x or 2x and is compatible with both 110×4 BCD and 110×5 BCD chainrings.Standard vs. Offset Axle:ROTOR manufactures a Standard and Offset axle that are both compatible with this crankset. For most road and gravel bikes, the standard axle provides the correct chainline. For riders using a GRX drivetrain or gravel bikes with a 50c or larger tire clearance, we recommend the Offset axle.Key Features:Aluminum construction, versatile compatibility and power meter compatible.Advice From Our Staff:Our staff recommends this crankset to road and gravel riders who are looking for a versatile crankset at a more affordable price. This is ROTOR’s entry level crankset, but gives riders the opportunity to ride a high quality crankset at a more affordable cost and dial in the drivetrain configuration that works best for them. CompatibilityThis crankset is compatible with the ROTOR INspider Power Meter, power2max ALDHU Power Meter, as well as ROTOR direct mount chainrings. It fits 24 mm and 30 mm road bottom brackets (based on the version ordered). SpecsInterface: ROTOR Direct MountCrank Arm Material: AluminumSpindle Size: 24 mmWeight: 24 x 172.5 - 536 grams Why Buy from Power Meter City1. We ship fast! All orders ship on the same day your order is placed!2. Free shipping on all orders in the U.S.3. We are an authorized ROTOR dealer and this product comes with a full warranty.4. Expert advice and customer service in case you need any help.5. We offer a free, 30-day return policy on new items. About our CompanyAt Power Meter City, we focus on power meters and related accessories and components. Our focus on these products means we can offer you the best possible selection, advice and service. We have been in business since 2016 and are based in southern California. We are an authorized dealer of every product we sell.
julio 24, 2026

ROTOR NoQ Aero Chainrings

ROTOR NoQ Aero ChainringsThe ROTOR NoQ Aero Chainrings offer the better shifting of round rings with the increased aerodynamics inherent in a solid ring. The rings are made out of CNC-machined, 7075-T6 aluminum alloy and come in a compact, 110 BCD. Due to the solid nature of the NoQ Aero Ring, you can run a large sized ring on a compact 110 BCD without issues. The NoQ ring is compatible with all 5-bolt, 9, 10 and 11 speed groupsets. CompatibilityCrankset: Compatible with 110 BCD 5-bolt cranksetsCrankset: Compatible with 9-, 10- and 11-speed groupsets SpecsColor: Black110 BCD weight: 173 grams (50/34)100% CNC-machined, 7075-T6 aluminum alloySteel shifting pins Why Buy from Power Meter City1. We ship fast! All orders ship on the same day your order is placed!2. Free shipping on all orders in the U.S.3. We are an authorized ROTOR dealer and this product comes with a full warranty.4. Expert advice and customer service in case you need any help.5. We offer a free, 30-day return policy on new items. About our CompanyAt Power Meter City, we focus on power meters and related accessories and components. Our focus on these products means we can offer you the best possible selection, advice and service.We have been in business since 2016 and are based in southern California. We are an authorized dealer of every product we sell.
julio 24, 2026

ROTOR ALDHU Road Crankarms and Spindle. 24 MM

ROTOR ALDHU Road Crankarms and Spindle. 24 MMThe all new ROTOR ALDHU Road Crankset is CNC machined out of 7075-aeronautic grade aluminum to ensure unmatched rigidity from spindle to chainrings allowing you to take control on the roughest roads and terrain. The ALDHU features ROTOR’s Optimum Chainring Position (OCP) Mount technology which allows the rider to fine-tune the orientation of ROTOR’s Q Rings by shifting them one degree at a time, finding the right balance in each pedal stroke for smooth power. Key Product DetailsCompatibility:This crankset is compatible with both 24 mm and 30 mm bottom brackets depending on the spindle selected. This crankset can be run as a 1x or 2x and is compatible with 110×4 and 110×5 chainrings.Standard vs. Offset Axle:ROTOR manufactures a Standard and Offset axle that are both compatible with this crankset. For most road and gravel bikes, the standard axle provides the correct chainline. For riders using a GRX drivetrain or gravel bikes with a 50c or larger tire clearance, we recommend the Offset axle.Key Features:High quality aluminum construction, versatile compatibility and ROTOR INspider power meter compatible. SOur staff recommends this crankset to road and gravel riders who are looking for a premium aluminum crankset that is both durable and versatile. CompatibilityThis crankset is compatible with the ROTOR INspider Power Meter, power2max ALDHU Power Meter, as well as ROTOR direct mount chainrings. It fits 24 mm and 30 mm road bottom brackets (based on the version ordered). Specs24 MMWeight: 504 gramsLengths Available: 155 mm, 165 mm, 170 mm, 172.5 mm, 175 mmSpindle Size: 24 mmCompatible with: 24 mm BSA, ITA, BB86, BBRight, BB386 EVO Why Buy from Power Meter City1. We ship fast! All orders ship on the same day your order is placed!2. Free shipping on all orders in the U.S.3. We are an authorized ROTOR dealer and this product comes with a full warranty.4. Expert advice and customer service in case you need any help.5. We offer a free, 30-day return policy on new items. About our CompanyAt Power Meter City, we focus on power meters and related accessories and components. Our focus on these products means we can offer you the best possible selection, advice and service. We have been in business since 2016 and are based in southern California. We are an authorized dealer of every product we sell.
julio 24, 2026

ROTOR 110×4 Round Aero Chainrings for Shimano

ROTOR 110×4 Round Aero Chainrings for ShimanoThe all-new ROTOR 110×4 Round Aero Chainrings for Shimano give you the benefits of stiff chainrings in a neat, clean-shifting, aerodynamic package. Finished with a gloss black powder coat, the rings are machine CNC’d from aeronautic-grade 7055 aluminum.The ROTOR Round Aero Chainrings for Shimano are compatible with 110×4 road cranksets, and have been updated to be compatible with Shimano 12-speed 8100 and 9200. They also fit ROTOR modular cranks and power meters when used with the ROTOR 110×4 Spider. For peak aerodynamics and aesthetics, we recommend using these rings with the ROTOR Aero Crown. Important Notes:1. ROTOR Road Chainring Bolts are required for use with Shimano cranksets.2. The ROTOR 110x4 Spider is required for use with the ROTOR 2INpower and INpower DM power meter or the ALDHU and VEGAST crankset. It is not required for use with Shimano and other 110×4 cranksets. CompatibilityCrankset: Without ALDHU Spider: Compatible with most 110x4 power meters and cranksets including both 11- and 12-speed Shimano road cranksetsCrankset: With ALDHU Spider: Compatible with ROTOR’s 2INpower and INpower DM power meters as well as ALDHU and VEGAST cranksetsChain: Compatible with 9-, 10-, 11-speed groupsets. Also works with 12-speed Shimano and 13-speed ROTOR groupsets. Not compatible with SRAM AXS 12-speed groupsDoes not fit 4iiii, Stages and Shimano dual-sided power meter cranksets SpecsColor: Black anodizedBCD: 110x4 asymmetric100% CNC-machined, 7075 aluminum alloyOCP Mount technology: Fine adjustment for OCP positions (when used with ALDHU Spider) Why Buy from Power Meter City1. We ship fast! All orders ship on the same day your order is placed!2. Free shipping on all orders in the U.S.3. We are an authorized ROTOR dealer and this product comes with a full warranty.4. Expert advice and customer service in case you need any help.5. We offer a free, 30-day return policy on new items. About our CompanyAt Power Meter City, we focus on power meters and related accessories and components. Our focus on these products means we can offer you the best possible selection, advice and service.We have been in business since 2016 and are based in southern California. We are an authorized dealer of every product we sell.
julio 24, 2026

ROTOR 110×4 Round Chainrings for Shimano 12-Speed

ROTOR 110×4 Round Chainrings for ShimanoThe all-new ROTOR 110×4 Round Chainrings for Shimano are compatible with 110×4 road cranksets, including Shimano 12-speed 8100 and 9200. They also fit ROTOR modular cranks and power meters. This includes the 2INpower, INpower, INspider, ALHDU, and VEGAST cranksets.Finished with a gloss black powder coat, the ROTOR chainrings for Shimano are machine CNC’d from aeronautic-grade 7055 aluminum which makes them lightweight, stiff and durable. The direct mount spider, required for use with the 2INpower, INpower and ROTOR cranks, features a spline interface that mounts directly to the axle. Important Notes:1. ROTOR Road Chainring Bolts are required for use with Shimano cranksets. 2. The ROTOR 110x4 Spider is required for use with the ROTOR 2INpower and INpower DM power meter or the ALDHU and VEGAST crankset. It is not required for use with Shimano and other 110×4 cranksets. CompatibilityCrankset: Without ALDHU Spider: Compatible with most 110x4 power meters and cranksets including both 11- and 12-speed Shimano road cranksetsCrankset: With ALDHU Spider: Compatible with ROTOR’s 2INpower and INpower DM power meters as well as ALDHU and VEGAST cranksetsChain: Compatible with 9-, 10-, 11-speed groupsets. Also works with 12-speed Shimano and 13-speed ROTOR groupsets. Not compatible with SRAM AXS 12-speed groups SpecsColor: Black anodizedBCD: 110x4 asymmetric100% CNC-machined, 7075 aluminum alloyOCP Mount technology: Fine adjustment for OCP positions (when used with ALDHU Spider) Why Buy from Power Meter City1. We ship fast! All orders ship on the same day your order is placed!2. Free shipping on all orders in the U.S.3. We are an authorized ROTOR dealer and this product comes with a full warranty.4. Expert advice and customer service in case you need any help.5. We offer a free, 30-day return policy on new items. About our CompanyAt Power Meter City, we focus on power meters and related accessories and components. Our focus on these products means we can offer you the best possible selection, advice and service.We have been in business since 2016 and are based in southern California. We are an authorized dealer of every product we sell.