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4iiii

4iiii innovative technology is developed by, and for, athletes to improve sports performance worldwide. Their aim is to rid training of any distractions, improve focus and, ultimately, produce better results, alongside making the athlete's world safer.

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£279.00
MSP £379.00 Save 26%
Finance available on orders over £99
  • Ride ready PRECISION 3.0 pre-installed on a brand-new left Shimano 105 R7000 crank arm
  • With an ultra low profile design, the PRECISION 3 is compatible with more bike frames than ever before
  • +/-1% accuracy
  • At only 9 grams, the PRECISION 3.0 is the lightest power meter on the market
  • Up to 800 hours of battery life
  • Patented 3D Strain Gauge technology measures power by using the lateral bend, pull, and twist of your crank. This means that throughout your ride, power numbers will reflect the changes to your pedal stroke no matter how you are riding
  • The indicator light means you can see when your power meter has turned on, performed a successful zero-offset, or has a low battery 
  • Active Temperature Compensation continually adjusts to the conditions to ensure that no matter what nature throws your way, your power numbers will be consistent
  • Take your leg imbalance into account with a left only power meter by adjusting the scale factor using the 4iiii app
  • ANT+ and BLE compatible so you can use it on your preferred head unit and favourite indoor training app, such as Zwift, TrainerRoad, Rouvy or The Sufferfest
  • Pair your smart trainer to ERG while using your power meter as the power output device
  • An IPX7 waterproof rating ensures your power meter can handle the toughest conditions
  • Industry-leading 3-year warranty
£283.00
MSP £325.00 Save 13%
Finance available on orders over £99
GIFT IDEA
£289.00
MSP £379.00 Save 24%
Finance available on orders over £99
  • Ride ready PRECISION 3.0 pre-installed on a brand new left Shimano GRX RX810 crank arm
  • With an ultra low profile design, the PRECISION 3 is compatible with more bike frames than ever before
  • +/-1% accuracy
  • At only 9 grams, the PRECISION 3.0 is the lightest power meter on the market
  • Up to 800 hours of battery life
  • Patented 3D Strain Gauge technology measures power by using the lateral bend, pull, and twist of your crank. This means that throughout your ride, power numbers will reflect the changes to your pedal stroke no matter how you are riding
  • The indicator light means you can see when your power meter has turned on, performed a successful zero-offset, or has a low battery 
  • Active Temperature Compensation continually adjusts to the conditions to ensure that no matter what nature throws your way, your power numbers will be consistent
  • Take your leg imbalance into account with a left only power meter by adjusting the scale factor using the 4iiii app
  • ANT+ and BLE compatible so you can use it on your preferred head unit and favourite indoor training app, such as Zwift, TrainerRoad, Rouvy or The Sufferfest
  • Pair your smart trainer to ERG while using your power meter as the power output device
  • An IPX7 waterproof rating ensures your power meter can handle the toughest conditions
  • Industry-leading 3-year warranty
£344.00
MSP £375.00 Save 8%
Finance available on orders over £99
  • Ride ready PRECISION 3.0 pre-installed on a brand new left Shimano Ultegra R7000 crank arm
  • With an ultra low profile design, the PRECISION 3 is compatible with more bike frames than ever before
  • +/-1% accuracy
  • At only 9 grams, the PRECISION 3.0 is the lightest power meter on the market
  • Up to 800 hours of battery life
  • Patented 3D Strain Gauge technology measures power by using the lateral bend, pull, and twist of your crank. This means that throughout your ride, power numbers will reflect the changes to your pedal stroke no matter how you are riding
  • The indicator light means you can see when your power meter has turned on, performed a successful zero-offset, or has a low battery 
  • Active Temperature Compensation continually adjusts to the conditions to ensure that no matter what nature throws your way, your power numbers will be consistent
  • Take your leg imbalance into account with a left only power meter by adjusting the scale factor using the 4iiii app
  • ANT+ and BLE compatible so you can use it on your preferred head unit and favourite indoor training app, such as Zwift, TrainerRoad, Rouvy or The Sufferfest
  • Pair your smart trainer to ERG while using your power meter as the power output device
  • An IPX7 waterproof rating ensures your power meter can handle the toughest conditions
  • Industry-leading 3-year warranty
£375.00
Finance available on orders over £99
  • Ride ready PRECISION 3.0 pre-installed on a brand new left Shimano Dura-Ace R9100 crank arm
  • With an ultra low profile design, the PRECISION 3 is compatible with more bike frames than ever before
  • +/-1% accuracy
  • At only 9 grams, the PRECISION 3.0 is the lightest power meter on the market
  • Up to 800 hours of battery life
  • Patented 3D Strain Gauge technology measures power by using the lateral bend, pull, and twist of your crank. This means that throughout your ride, power numbers will reflect the changes to your pedal stroke no matter how you are riding
  • The indicator light means you can see when your power meter has turned on, performed a successful zero-offset, or has a low battery 
  • Active Temperature Compensation continually adjusts to the conditions to ensure that no matter what nature throws your way, your power numbers will be consistent
  • Take your leg imbalance into account with a left only power meter by adjusting the scale factor using the 4iiii app
  • ANT+ and BLE compatible so you can use it on your preferred head unit and favourite indoor training app, such as Zwift, TrainerRoad, Rouvy or The Sufferfest
  • Pair your smart trainer to ERG while using your power meter as the power output device
  • An IPX7 waterproof rating ensures your power meter can handle the toughest conditions
  • Industry-leading 3-year warranty
£407.00
MSP £475.00 Save 14%
Finance available on orders over £99
SALE
£427.00
MSP £579.00 Save 26%
Finance available on orders over £99
  • Ride ready PRECISION 3.0 pre-installed on a brand new left Shimano XTR M9100 crank arm
  • With an ultra low profile design, the PRECISION 3 is compatible with more bike frames than ever before
  • +/-1% accuracy
  • At only 9 grams, the PRECISION 3.0 is the lightest power meter on the market
  • Up to 800 hours of battery life
  • Patented 3D Strain Gauge technology measures power by using the lateral bend, pull, and twist of your crank. This means that throughout your ride, power numbers will reflect the changes to your pedal stroke no matter how you are riding
  • The indicator light means you can see when your power meter has turned on, performed a successful zero-offset, or has a low battery 
  • Active Temperature Compensation continually adjusts to the conditions to ensure that no matter what nature throws your way, your power numbers will be consistent
  • Take your leg imbalance into account with a left only power meter by adjusting the scale factor using the 4iiii app
  • ANT+ and BLE compatible so you can use it on your preferred head unit and favourite indoor training app, such as Zwift, TrainerRoad, Rouvy or The Sufferfest
  • Pair your smart trainer to ERG while using your power meter as the power output device
  • An IPX7 waterproof rating ensures your power meter can handle the toughest conditions
  • Industry-leading 3-year warranty
£429.00
MSP £475.00 Save 10%
Finance available on orders over £99
£483.00
MSP £689.00 Save 30%
Finance available on orders over £99
£659.00
MSP £899.00 Save 27%
Finance available on orders over £99

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