Whether you’re a pro or simply training hard, PRECISION powermeters deliver industry-leading accuracy, highly dependable cadence data, 3D powermeter technology capable of measuring tri-axial strain on your crank arm. Designed to be durable and lightweight, compatible with ANT+ and Bluetooth head units, PRECISION helps you train harder and smarter.PRECISION Ride Ready comes installed on a new Shimano left crank arm (105, Ultegra, or Dura-Ace). These crank arms will fit bottom brackets using the Hollowtech ii interface.Key Features:3D powermeter technology (patent pending) measures tri-axial strain on your crank arm,Accurate, consistent data,Lightweight, compact design,Battery status indicator via 4iiii app,Compatible with ANT+, Bluetooth Smart head units, smartphones, and other 4iiii products,User-friendly app and configurable rider compensation scale factor,Easy setup and maintenance,.Specifications:Weight: 9 grams,Data accuracy: +/- 1% error margin,Battery life: 100+ riding hours on 2032 coin cell battery.
As the name suggests, this excellent device is the most precise way to keep on top of your riding outputs. This left-arm model is compatible with Shimano Dura-Ace FC-R9100 cranksets, delivering real-time cadence and power data straight to your onboard computer or smartphone via ANT+ and Bluetooth. Weighing only 8g, it gives output readings to within +/-1% accuracy, letting you make the appropriate adjustments in an instant. IPX7 waterproof rated and equipped with 100+ hours of battery life, the 4iiii Dura-Ace Power Meter is an excellent way to keep yourself riding at your very best. Please note: Crankarm only, no accessories included.
How do you define success? Whether you are fighting for a Kona slot, spending countless hours on the indoor trainer, or striving for a personal best; one thing we know, success takes time. With an industry-leading 800 hours battery life, +/-1% accuracy and backed by 4iiii’s legendary 3-year warranty the Precision 3 Powermeter will be your trusted training tool for years to come. Features: Industry leading battery with 800 hours of battery life Product status indication LED light – for wake up (green), zero offset (blue) and low battery (red) Patented 3D Strain Gauge technology to deliver +/- 1% accuracy Ultra slim design to fit almost every frame Legendary 3 Year Warranty Waterproof, durable, designed and tested in the Canadian Rockies for the harshest conditions Lightest power meter on the market at only 9g Backwards compatible with current Precision Drive Side Powermeter Active temperate compensation Over the air feature and firmware upgradability Coin cell powered, CR2032 Compatible with 3rd party training apps such as Zwift, TrainerRoad, SYSTM, and more Specifications: Accuracy: +/- 1% Battery Type: CR2032 Coin Cell Battery Life: 800 Hours Waterproof Rating: Ipx7 Cadence Range: 30-170 RPM Power Range: 0-4000 Watts Length: 63.79mm Width: 26.42mm Height: 5.5mm Weight: 9g Operating Temperature: 0 to 50°C Storage Temperature: -40 to 60°C Communication Protocols: ANT+, Bluetooth®
Compatible with Shimano and SRAM 10 and 11-Speed groupsets, this durable and ultra-precise power meter crankset records your power output thanks to its virtual left and right balance while also being compatible with Zwift training cycling software. The Powerbox SC POD power meter is the next step in FSA’s power meter offering. Featuring virtual L/R balance to estimate total power more accurately it is Zwift compatible via BLE5.0 and has a 450H battery life (it uses a single CR2450 battery). With a precision of more than 99%, this quality power meter gives you accurate power readings. Nowadays, power meter cranks represent a fundamental tool that will help riders track their data directly during training sessions and to be increasingly more competitive on race day. Manufacturer's Part Number: 328-0016743090
Stages Cycling Power L G3 - GRX R8100Designed for accurate results across mixed terrain conditions, this crankarm power meter is specifically engineered to be compatible with all Shimano GRX cranksets. Whether you're training on smooth roads or navigating across rocky gravel conditions, this model helps you to achieve your performance goals with ± 1.5% accuracy in all conditions. Single Sided Power MeterThis sleek model features a single-sided power meter that's integrated into a non-drive-side Shimano GRX RX-810 crank arm. This allows you to benefit from its precise readings and its active temperature compensation. Coming equipped with 200+ hours of battery life, this version is more than capable of handling long-distance training sessions as you ride across the mixed terrains on your bike. One final highlight is it only adds a mere 15g of weight to your crankset, so you can enjoy its performance benefits without weighing down your ride.Features: Type: Crank arm power meter Speed: 12 speed Power Meter: Single-single Crankset Compatibility: All Shimano GRX cranksets Accuracy: 1.5% Power meter housing: Low profile design, with robust door interface Battery Life: 200+ hours (coin cell: CR2032) when used as a single sided meter Power Range (Watts): 0 to 5000 Cadence Range (rpm): 10-220 Water resistance rating: IPX7 Frame Compatibility: Most frames, see fit guide in our Support section Device Compatibility: ANT+, Bluetooth Smart Ready Software Compatibility: Stages Link, Training Peaks, Strava, Garmin Training Center and others ± 1.5% accuracy in all conditions Active temperature compensation Accelerometer based cadence measurement Wirelessly upgradable firmware LED indicator displays battery level at start up (with no need for connect to an app) and confirms successful zero reset Updated accelerometer and addition of gyroscope for improved cadence resolution Upgraded BLE and ANT+ radios offer a 6X improvement of data transmission strength Weight: Only adds 15g to base crank armTechnologies: Tour Proven: Stages Power has carried riders to three consecutive Tour de France victories, plus many more world and national championships. If you believe racing provides the world's best product proving ground, then Stages Power is proven as the world's best power meter. Active Temperature Compensation: The consistency of measurement is the most important feature of a power meter. Stages Power was the first meter to make temperature compensation an automatic process ensuring accurate readings no matter the environmental conditions.. Individual Meter Calibration: For the most accurate results. Stages Power meters are calibrated individually to ensure a +/- 1.5% accuracy level. Individual calibration means that you can trust the data produced by our system. Buy Stages Cycling Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Whether you're training or trying to beat your personal best, this crankarm power meter is developed to help you achieve your goals. It features a single-sided power meter that's integrated into a non-drive-side Shimano GRX RX-810 crank arm. Delivering ± 1.5% accuracy in all conditions, this model allows you to benefit from its precise readings and its active temperature compensation. Coming equipped with 200+ hours of battery life, this version is more than capable of handling long-distance training sessions as you ride across the mixed terrains on your bike. One final highlight is it only adds a mere 15g of weight to your crankset, so you can enjoy its performance benefits without weighing down your ride. Additional features: ± 1.5% accuracy in all conditions Active temperature compensation Accelerometer based cadence measurement Wirelessly upgradable firmware LED indicator displays battery level at start up (with no need for connect to an app) and confirms successful zero reset Updated accelerometer and addition of gyroscope for improved cadence resolution Upgraded BLE and ANT+ radios offer a 6X improvement of data transmission strength Water resistance rating: IPX7 This Shimano GRX RX810 Stages Power meter is compatible with all Shimano GRX cranksets. Frame Compatibility: Most frames, see fit guide in our Support section Device Compatibility: ANT+, Bluetooth Smart Ready Software Compatibility: Stages Link, Training Peaks, Strava, Garmin Training Center and others Technologies: Tour Proven. Stages Power has carried riders to three consecutive Tour de France victories, plus many more world and national championships. If you believe racing provides the world’s best product proving ground, then Stages Power is proven as the world’s best power meter. Active Temperature Compensation as standard equipment. The consistency of measurement is the most important feature of a power meter. Stages Power was the first meter to make temperature compensation an automatic process ensuring accurate readings no matter the environmental conditions. Individual meter calibration for the most accurate results. Stages Power meters are calibrated individually to ensure a +/- 1.5% accuracy level. Individual calibration means that you can trust the data produced by our system.
Ideal for road cyclists who want to take their training sessions up a level, this high-quality powermeter comes factory fitted into a Shimano Ultegra 8000 left-sided crank arm. With an ultra-precise +/- 1% accuracy and an impressively light 9g weight, this left sided power meter is all set for helping you reach your performance goals. Another highlight is its lightweight crank arm design that is optimised for maximum power-transfer efficiency without sacrificing stiffness. At 5.5mm high, this Precision 3.0 powermeter is compatible with almost every bike frame on the market. In addition, the indicator light will let you know when your power meter is on, performed a successful zero-offset, and is ready for its battery to be changed. One final highlight is that it boasts up to 800 hours of battery life from its long-lasting coin cell battery. Shimano Ultegra 8000 Crank Arm The Shimano Ultegra 8000 series is "pro-proven" as it is a direct trickle-down from the Dura-Ace groupset. As a road bike component, the stress-free operation is one of the most important features to lead all-day riding comfort with braking and shifting. Ride harder with superior ergonomics. Advanced control in all conditions. Customisable for your racing style. Up To 800 Hour Battery Life With up to 800 hours of battery life, you won't have to worry about changing your battery for years to come. +/- 1% Accuracy Everyone has a unique pedal stroke. 4iiii's patented 3D strain gauge measures all forces to deliver precision accuracy. 9g Weight 4iiii has confirmed that it makes the lightest power meter on the market. The brand is committed to helping you get faster, one gram at a time. Technologies: Accuracy in 3D: Not everyone has the perfect pedal stroke. With +/- 1% accuracy, 4iiii is the only crank-based power meter to use 3 strain gauges to measure all forces in your pedal stroke. Ultra Low Profile: With an ultra low profile design, the PRECISION 3 is compatible with more bike frames than ever before. Indicator Light: At a glance, you can now see when your power meter has turned on, performed a successful Zero-offset, or has a low battery. Although, don’t expect to see that low battery indicator for a while! Waterproof: Based in the foothills of the Canadian Rockies, we were tired of training tools not designed to work in our tough environment. With an IPX7 waterproof rating you can be assured that your power meter can handle the toughest conditions. ANT+ and Bluetooth: Get the same numbers training inside and outside. The PRECISION 3 Powermeter is both ANT+ and BLE compatible so you can use it on your preferred head unit and favorite indoor training app. 3 Year Warranty: A lot can happen in 3 years. You probably won’t need to use it, but it’s reassuring to know that all 4iiii Powermeters are backed by an industry leading 3-year warranty.
A ride ready PRECISION 3 pod is already preinstalled on a brand-new Shimano crank arm at our factory. The moment you order, our fulfillment team will get it on its way to you, and you should be able to ride with power as soon as it arrives.Once your ride-ready PRECISION 3 powermeter arrives, it just needs to be installed on your bike using the standard Shimano crank installation process. Connect a headunit or computer, and you can start riding with power!Indoor TrainingIf the weather or climate make riding outdoors tough, your 4iiii PRECISION 3 powermeter can be used with all popular indoor-training apps, such as Zwift, TrainerRoad, Wahoo SYSTM, Rouvy, and more. Simply use your favourite app's connection procedure over ANT+ or Bluetooth Smart, put your bike on a trainer, and get riding!SpecificationsAccuracy: +/- 1%,Battery Type: CR2032 Coin Cell,Battery Life: Up to 800 hours,Waterproof Rating: IPx7,Cadence Range: 30 - 170 RPM,Power Range: 0 - 4,000 W,Height: 5.5mm,Weight: 9g,Operating Temperature: 0 to 50 °C,Communication Protocols: ANT+, Bluetooth.Accuracy in 3DNot everyone has the perfect pedal stroke. With +/- 1% accuracy, 4iiii is the only crank-based power meter to use 3 strain gauges to measure all forces in your pedal stroke.Ultra Low ProfileWith an ultra low profile design, the PRECISION 3 is compatible with more bike frames than ever before.Indicator LightAt a glance, you can now see when your power meter has turned on, performed a successful Zero-offset, or has a low battery. Although, don’t expect to see that low battery indicator for a while!WaterproofBased in the foothills of the Canadian Rockies, we were tired of training tools not designed to work in our tough environment. With an IPX7 waterproof rating you can be assured that your power meter can handle the toughest conditions.Ant+ & BluetoothGet the same numbers training inside and outside. The PRECISION 3 Powermeter is both ANT+ and BLE compatible so you can use it on your preferred head unit and favorite indoor training app.
The stages power l for shimano grx rx810 is built onto the non-drive side of a shimano grx rx810 crank arm and is compatible with all frames that fit shimano grx rx810 cranks. Specifications: Stages power accuracy: ±1.5% (compares with generation 2.0 accuracy: ± 2%), Weight: only adds 15gr to base crank arm, Battery life: 200+ hours (coin cell: cr2032), Power range (watts): 0 to 2500, Cadence range (rpm): 20-220, Water resistance rating: ipx7, Frame compatibility: most frames, see fit guide in our support section, Device compatibility: ant+, bluetooth smart ready, Software compatibility: stages link, training peaks, strava, garmin training center and others,. Additional Features: Active temperature compensation, Accelerometer based cadence measurement, Tool free battery replacement,Lifetime access to stages link for power meter management and firmware upgrade,.
A ride ready PRECISION 3 pod is already preinstalled on a brand-new Shimano crank arm at our factory. The moment you order, our fulfillment team will get it on its way to you, and you should be able to ride with power as soon as it arrives.Once your ride-ready PRECISION 3 powermeter arrives, it just needs to be installed on your bike using the standard Shimano crank installation process. Connect a headunit or computer, and you can start riding with power!Indoor TrainingIf the weather or climate make riding outdoors tough, your 4iiii PRECISION 3 powermeter can be used with all popular indoor-training apps, such as Zwift, TrainerRoad, Wahoo SYSTM, Rouvy, and more. Simply use your favourite app's connection procedure over ANT+ or Bluetooth Smart, put your bike on a trainer, and get riding!SpecificationsAccuracy: +/- 1%,Battery Type: CR2032 Coin Cell,Battery Life: Up to 800 hours,Waterproof Rating: IPx7,Cadence Range: 30 - 170 RPM,Power Range: 0 - 4,000 W,Height: 5.5mm,Weight: 9g,Operating Temperature: 0 to 50 °C,Communication Protocols: ANT+, Bluetooth.Accuracy in 3DNot everyone has the perfect pedal stroke. With +/- 1% accuracy, 4iiii is the only crank-based power meter to use 3 strain gauges to measure all forces in your pedal stroke.Ultra Low ProfileWith an ultra low profile design, the PRECISION 3 is compatible with more bike frames than ever before.Indicator LightAt a glance, you can now see when your power meter has turned on, performed a successful Zero-offset, or has a low battery. Although, don’t expect to see that low battery indicator for a while!WaterproofBased in the foothills of the Canadian Rockies, we were tired of training tools not designed to work in our tough environment. With an IPX7 waterproof rating you can be assured that your power meter can handle the toughest conditions.Ant+ & BluetoothGet the same numbers training inside and outside. The PRECISION 3 Powermeter is both ANT+ and BLE compatible so you can use it on your preferred head unit and favorite indoor training app.
4iiii Dura-Ace FC-R9100 Left Arm Power MeterTake your training to the next level with this Left Arm Power Meter from 4iiii. This meter records your pedal power and wirelessly sends your overall output directly to a compatible device, so you can always stay on top of your performance and perfect your pedal output for race day. Innovative, Onboard Power and Cadence MeterDesigned for use with Shimano Dura-Ace FC-R9100 cranksets, it utilises ANT+ and Bluetooth connectivity to relay your data right to your smartphone or onboard computer, giving precision measurements to within +/-1% to keep you pedalling at your peak. With 100+ hours of battery life and a strong IPX7 waterproof rating, it is an excellent accessory for the performance-focused rider.Features:Accuracy: Measures to within +/-1%Crankset compatibility: Shimano Dura-Ace FC-R9100Wireless Connectivity: ANT+, BluetoothDimensions: 37.7x27.6x7.5mmPower Range: 0-4000wCadence Range: 30-150rpmWaterproof Rating: IPX7, IPX5Battery: CR2032 Lithium-Ion coin cell, 100+ hoursWeight: 8gBuy 4iiii Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
This high-quality 4iiii powermeter comes factory installed into a Shimano Dura Ace 9100 left-sided crank arm. Ideal for riders who want to track and improve their performance during their training sessions, this model provides an ultra-precise +/- 1% accuracy with an impressively light 9g weight. As a result, it is kitted out to help you achieve your performance goals and get the best out of every training ride. At 5.5mm high, this Precision 3.0 powermeter is compatible with almost every bike frame on the market. In addition, the indicator light will let you know when your power meter is on, performed a successful zero-offset, and is ready for its battery to be changed. With 800 hours of battery life from its long-lasting coin cell battery, the 4iiii Shimano Dura Ace 9100 PRECISION 3.0 Powermeter is all set for taking your training to the next level. Shimano Dura Ace 9100 Crank Arm The Shimano Shimano Dura Ace 9100 crank arm offers system engineering at its peak. Each of the components magnifies in the series provides an unparalleled level of performance. Optimising input to maximise output. That's how it achieves supremacy. The choice of the world's best climbers, sprinters, and time trialists, the Dura-Ace crank drops weight while maximising power transfer. Its design and iconic look are adapted for modern-day road racing. Up To 800 Hour Battery Life With up to 800 hours of battery life, you won't have to worry about changing your battery for years to come. +/- 1% Accuracy Everyone has a unique pedal stroke. 4iiii's patented 3D strain gauge measures all forces to deliver precision accuracy. 9g Weight 4iiii has confirmed that it makes the lightest power meter on the market. The brand is committed to helping you get faster, one gram at a time. Technologies: Accuracy in 3D: Not everyone has the perfect pedal stroke. With +/- 1% accuracy, 4iiii is the only crank-based power meter to use 3 strain gauges to measure all forces in your pedal stroke. Ultra Low Profile: With an ultra low profile design, the PRECISION 3 is compatible with more bike frames than ever before. Indicator Light: At a glance, you can now see when your power meter has turned on, performed a successful Zero-offset, or has a low battery. Although, don’t expect to see that low battery indicator for a while! Waterproof: Based in the foothills of the Canadian Rockies, we were tired of training tools not designed to work in our tough environment. With an IPX7 waterproof rating you can be assured that your power meter can handle the toughest conditions. ANT+ and Bluetooth: Get the same numbers training inside and outside. The PRECISION 3 Powermeter is both ANT+ and BLE compatible so you can use it on your preferred head unit and favorite indoor training app. 3 Year Warranty: A lot can happen in 3 years. You probably won’t need to use it, but it’s reassuring to know that all 4iiii Powermeters are backed by an industry leading 3-year warranty.