With up to 800 hours of 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. A "Ride Ready" Precision includes and comes preinstalled on a brand-new Shimano 105 FC-R7100 crank arm (left side). These crank arms will fit bottom brackets using the Hollowtech II interface.
Left-side power meters involve a single powermeter pod installed on a left crank. It measures the power created by your left leg, and multiplies by two to give you your total power output. A left sided powermeter is a great option for those who are just getting into training with power.
Because 4iiii Precision 3+ powermeters are mounted on the inside of your crank, there needs to be enough space between your crank and the frame for the pod to fit. Print and use the clearance guides below to check your frame.
Main features:
- Apple Find My: Offering the peace of mind in knowing where your power meter is.
- 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.
- Battery Life: With up to 800 hours of battery life, you won’t have to worry about changing your battery for years to come.
- Automatic terrain selector: Detects the terrain you’re riding on for more responsive cadence and power feedback/data. Ride the roads less traveled with confidence.
- 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+ & Bluetooth Smart: Get the same numbers training inside and outside. The Precision 3+ Powermeter is both ANT+ and Bluetooth Smart 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.
Power meter features:
- Crank model: Shimano - 105 FC-R7100, left crank.
- Accuracy: +/- 1%.
- Automatic terrain selector.
- Cycling metrics.
- Battery Type: CR2032 Coin Cell.
- Battery Life: Up to 800 hours.
- Waterproof Rating: IPx7.
- Cadence Range: 30 - 170 RPM.
- Power Range: 0 - 4000 W.
- Height: 5.5 mm.
- Weight: 9 g.
- Operating Temperature: 0 to 50 °C.
- Communication Protocols: ANT+, Bluetooth Smart.
- Works with Apple Find My.
- 3-year warranty.
References:
- PML300-S23A00X: 4iiii Precision 3+ Powermeter, Non-Drive Side, Shimano 105 FC-R7100, 165 mm.
- PML300-S23B00X: 4iiii Precision 3+ Powermeter, Non-Drive Side, Shimano 105 FC-R7100, 170 mm.
- PML300-S23C00X: 4iiii Precision 3+ Powermeter, Non-Drive Side, Shimano 105 FC-R7100, 172.5 mm.
- PML300-S23D00X: 4iiii Precision 3+ Powermeter, Non-Drive Side, Shimano 105 FC-R7100, 175 mm.
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