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4iiii Cycling
Elevate your cycling experience with 4iiii Cycling products, designed for ultimate performance and precision. Whether you're a seasoned pro or a recreational rider, our 4iiii power meters and heart rate monitors offer unrivaled accuracy and efficiency. Enhance your ride with cutting-edge technology trusted by world-class athletes. Discover seamless integration with your bike to push your limits and achieve your personal best. Optimize your journey with 4iiii for an unparalleled cycling adventure.
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4iiii Shimano 105 R7100 Precision 3+ left crank with power meter
Left crank with integrated 4iiii Precision 3+ power meter, Apple Findy My function, various crank lengths, 99% accuracy, compatible as a pair with 105 FC-R7100…
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Chest strap 4iiii Viiiiva 2.0
Viiiiva 2.0 chest strap – wireless heart rate sensor with ANT+ and Bluetooth Smart protocols, ECG measurement, data recording up to 60-65 hours, IPX7…
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Shimano XTR FC-M9100 left crank with 4iii Precision 3D power meter
Left crank with wattmeter, compatible with Shimano XTR FC-M9100 cranks, length 175 mm, Accuracy 99%.
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4iiii Shimano Dura-Ace FC-R9200 Precisio 3+ Pro Dual cranks 2x12 54x40 teeth 170 mm FROM THE BIKE
Power meter for both cranks, compatible with ANT+ and Bluetooth 5.0, waterproof, accurate measurement, battery life up to 550 hours, FC-R9200 road cranks 2x12…
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4iiii battery cover powermeter Precision GEN3
Battery cover for Precision GEN3 power meters for .
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4iiii Shimano 105 FC-R7000 left crank with Precision 3+ power meter
Left crank with integrated 4iiii Precision 3+ power meter, Apple Find My feature, various crank lengths, 99% accuracy, pairs with 105 FC-R7000 cranks.
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4iiii battery cover powermeter Precision GEN2 right side
Durable replacement battery cover for the right side of the powermeter Precision GEN2.
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4iiii Shimano Dura-Ace FC-R9200 Precise 3+ Pro Dual cranks 2x12 52x36 teeth
Power meter for both crankarms, compatible with ANT+ and Bluetooth 5.0, water resistance, precise measurement, battery life up to 550 hours, FC-R9200 road…
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4iiii Shimano Dura-Ace FC-R9200 Precisio 3+ Pro Dual crankset 2x12 50x34 teeth
Power meter for both cranks, compatible with ANT+ and Bluetooth 5.0, water resistance, precise measurement, up to 550 hours of battery life, FC-R9200 road…
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4iiii Shimano Dura-Ace FC-R9200 Precisio 3+ Pro Dual crankset 2x12 54x40 teeth
Power meter for both cranks, compatible with ANT+ and Bluetooth 5.0, waterproof, precise measurement, battery life up to 550 hours, FC-R9200 road cranks 2x12…
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4iiii Shimano Ultegra FC-R8100 Precisio 3+ Pro Dual cranks 2x12 50x34 teeth
Power meter for both cranks, compatible with ANT+ and Bluetooth 5.0, water-resistant, accurate measurement, battery life up to 550 h, FC-R8100 road cranks 2x12…
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4iiii Shimano Ultegra FC-R8100 Precision 3+ Pro Dual crankset 2x12 52x36 teeth
Power meter for both crank arms, compatible with ANT+ and Bluetooth 5.0, water-resistant, precise measurement, battery life up to 550 hours, FC-R8100 road…
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4iiii Precision 3+ left crank arm power meter installation
Price for installing a standalone 4iiii wattmeter on the left crank, Precision 3+ model, compatibility with Apple Find My, 99% accuracy, weight 9 g.
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Shimano Deore XT FC-M8100 left crank with Precision 3+ power meter
Left crank with integrated 4iii Precision 3+ power meter, Apple Find My feature, various crank lengths, 99% accuracy, paired with Deore XT FC-M8100 cranks.
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4iiii Shimano Dura-Ace FC-R9200 left crank with Precision 3+ power meter
Left crank arm with integrated 4iiii Precision 3+ power meter, Apple Find My feature, various crank lengths, 99% accuracy, pairs with Dura-Ace FC-R9200 cranks.
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4iiii Shimano GRX FC-RX810 left crank with Precision 3+ power meter
Left crank arm with integrated 4iii Precision 3+ power meter, Apple Find My feature, various crank lengths, 99% accuracy, pairs with GRX FC-RX810 cranks.
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4iiii Shimano Ultegra FC-R8100 left crank with Precision 3+ power meter
Left crank with integrated 4iiii Precision 3+ power meter, Apple Find My feature, various crank lengths, 99% accuracy, pairs with Ultegra FC-R8100 cranks.
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