Making the most of its ability to measure tri-axial strain, this innovative crank arm gives precise readings to within +/-1% to keep you committed to shaving off the seconds. Bluetooth and ANT+ compatible, it will relay your riding data to your compatible mobile device or onboard computer, allowing you to analyse and adapt your ride at any given time. With over 100 hours of usage from the included battery, this easy-to-install 4iiii Power Meter 105 will keep you riding as efficiently and effectively as possible, ride-after-ride. If the weather or climate makes riding outdoors tough, this item 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. Please Note: This is the non-drive side crank arm only, it is designed to be used along with your existing drive side crank arm (chainring side).
Precision in name and in execution, this superb unit is the most accurate way to keep on top of your riding progress. This left-arm model is compatible with Shimano Ultegra FC-R8000 cranksets and provides instant cadence and power data right to your onboard computer or smartphone via ANT+ and Bluetooth. Weighing just 8g, it delivers output readings to within +/-1% accuracy, allowing for the correct adjustments to be made to keep you riding at peak performance. IPX7 waterproof rated and equipped with 100+ hours of battery life, the Precision is a stunning training aid for the performance-focused rider.
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.
4iiii Precision Ultegra R8000 Power MeterThis Power Meter from 4iiii is the ideal addition to help keep your pedal performance on game. Benefiting from a crank-integrated meter, that expertly relays your data to your device, so you can always stay on top of your performance. Innovative, Onboard Power and Cadence MeterDesigned for use with Shimano Ultegra FC-R8000 cranksets, it uses ANT+ and Bluetooth connectivity to send your data to your compatible smartphone, giving measurements to within +/-1% to keep you riding at your very best. With 100+ hours of battery life and a strong IPX7 waterproof rating, it is an innovative addition for the determined trainer.Features:Accuracy: Measures to within +/-1%Crankset compatibility: Shimano Ultegra FC-R8000Wireless Connectivity: ANT+, BluetoothDimensions: 37.7x27.6x7.5mmPower Range: 0-4000wCadence Range: 30-150rpmWaterproof Rating: IPX7, IPX5Battery: CR2032 Lithium-Ion coin cell, 100+ hoursModule Weight: 8gBuy 4iiii Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Precision Power Meter - 105 R7000 Black 170mm
Precision Power Meter - 105 R7000 Black 175mm
Improve training performance with a 4iiii Precision 2.0 3D 105 R7000 Power Meter. By employing 3D power meter technology and a triaxle strain gauge on the crank arm, this 4iiii power meter measures the amount of power you're putting through the pedals to +/-1% accuracy, so you can ride harder, faster and further. Fortunately, this crank-based power meter is also incredibly easy to fit. Simply slotting on just like a regular Shimano 105 crank arm, this 4iiii power meter is an ideal choice for home mechanics. Similarly, being both Bluetooth and ANT+ compatible, this 4iiii power meter can be used with almost any bike computer and would make a great addition to any existing setup. Weighing just 9 grams, this 4iiii power meter is a perfect match for any 105-equipped performance road bike. Powered by a simple coin-cell battery and accompanied by a dedicated smartphone companion app, this 4iiii power meter is incredibly easy to set up, use and maintain. 3D power meter technology measures tri-axial strain on your crank arm Accurate to +/- 1% Weighs just 9 grams 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 100+ riding hours on 2032 coin cell battery Easy setup and maintenance
Improve training performance with a 4iiii Precision 2.0 3D 105 R7000 Power Meter. By employing 3D power meter technology and a triaxle strain gauge on the crank arm, this 4iiii power meter measures the amount of power you're putting through the pedals to +/-1% accuracy, so you can ride harder, faster and further. Fortunately, this crank-based power meter is also incredibly easy to fit. Simply slotting on just like a regular Shimano 105 crank arm, this 4iiii power meter is an ideal choice for home mechanics. Similarly, being both Bluetooth and ANT+ compatible, this 4iiii power meter can be used with almost any bike computer and would make a great addition to any existing setup. Weighing just 9 grams, this 4iiii power meter is a perfect match for any 105-equipped performance road bike. Powered by a simple coin-cell battery and accompanied by a dedicated smartphone companion app, this 4iiii power meter is incredibly easy to set up, use and maintain. 3D power meter technology measures tri-axial strain on your crank arm Accurate to +/- 1% Weighs just 9 grams 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 100+ riding hours on 2032 coin cell battery Easy setup and maintenance
Trusted by pros and enthusiasts alike, Viiiiva is 10x more sensitive than most heart rate monitors, 5x more responsive, uses advanced beat-to-beat measurement, and can store up to 65 hours of data. The sensor also collects and transfers data from your other ANT+ products via Bluetooth to your iOS or Android device. Viiiiva is comfortable and easy to wear, featuring a soft, flexible strap for a perfect fit.Key Features:Advanced, beat-to-beat measurement makes Viiiiva ten times more sensitive than most heart rate monitors to capture the most sensitive of heart rates, measure heart rate variability, and gauge your level of activity readiness,Activity logging means you can not only view your data in real time, but you can also save up to 65 hours of data on Viiiiva and transfer it to another device or application,ANT+ sensor bridge lets Viiiiva collect data from other ANT+ sensors, then transfer it via Bluetooth to your iOS or Android smartphone,Tap-to-pair connection lets you simply tap your iOS or Android smartphone to your Viiiiva pod to immediately connect the devices,Fitness equipment pairing enables you to pair Viiiiva with cardio equipment in the gym for real-time and logged data,Display compatibility gives you the freedom to use your choice of ANT+ and Bluetooth compatible displays with Viiiiva,4iiii product integration means you can use Viiiiva with PRECISION and Sportiiii coaching tools to give you a full range of training data,User-friendly app from 4iiii enables you to see your activity in real time, access upgrades through our web store, and transmit your activity data to other training apps or websites,Long battery life Viiiiva comes with a replaceable coin cell battery that gives you up to 200 hours of usage,.Specifications:Weight: 5 g (1.76 oz),Dimensions: 6.5 cm x 4.5 cm (2.55 in. x 1.77 in.),Strap length: 57–132 cm (23–52 in.),Battery type: CR 2032,Battery life (hours of use): up to 200 hours,Operating temperature: 0–50 C (32–122 F),Waterproof rating: IP 67,Radio frequency: 2.4 GHz,Communications Protocols: ANT+, Bluetooth Smart.
The Old Skool IIII Backpack is a favorite for good reason. This classic backpack features an all-purpose, two pocket design with an organizer in the front to ensure that your important items stay neatly arranged, and an interior laptop sleeve so you can easily take your gear on the go. The side water bottle pocket and allover tie-dyed print bring an “Off The Wall” touch to this iconic design.
This classic backpack features an all-purpose, two pocket design with an organizer in the front to ensure that your important items stay neatly arranged, and an interior laptop sleeve so you can easily take your gear on the go. The side water bottle pocket and camouflage print bring an “Off The Wall” touch to this iconic design.
The Old Skool IIII Backpack is a favorite for good reason. This classic backpack features an all-purpose, two pocket design with an organizer in the front to ensure that your important items stay neatly arranged, and an interior laptop sleeve so you can easily take your gear on the go. The side water bottle pocket and allover tie-dyed print bring an Off The Wall touch to this iconic design.