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Power meter

Inpeak Powercrank-E Single

A left-crank power meter from German maker Inpeak, sold pre-fitted to a new Shimano Hollowtech II crank arm (Dura-Ace, Ultegra, 105, GRX and others). The sensor adds about 10 g, runs on a rechargeable battery and, being single-sided, estimates total power from the left leg.

Fitted to 5 builds across 4 bikes in the database.

Specs

Type
Crank arm (left)
Measurement
Left only
Claimed accuracy
±2%
Battery
Rechargeable Li-Po (110 mAh), magnetic USB charging
Battery life
Up to 90 hours
Connectivity
ANT+, Bluetooth LE
Weight
10 g0.4 oz
Notes
Weight is the sensor only. IP67.

Bikes that come with it

BikeBuildPrice (MSRP)TypeMeasurement
Van Rysel RCR-F2 Pro2027RCR-F2 Pro Shimano Ultegra Di2 Powermeter£6,500£6,500£6,500Crank arm based, rechargeableLeft only
Van Rysel RCR-F Pro2026RCR-F Pro Shimano 105 Di2£5,000£5,000£5,000Crank arm based, rechargeableLeft only
Van Rysel RCR-F Pro2026RCR-F Pro Shimano Ultegra Di2€6,200$7,499£7,000Crank arm based, rechargeableLeft only
Van Rysel XCR Tri2026XCR Tri Ultegra Di2€7,699$8,499£7,700Crank armLeft only
Van Rysel XCR UCI2025XCR UCI Ultegra Di2€7,500€7,500£7,500Crank armLeft only

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