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TQ Systems GmbH HPR50 Drive Unit
TQ Systems GmbH

TQ Ebike HPR50 Drive Unit Set

Type: Ebike Mid-Drive Systems
$1,059.99
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TQ's Harmonic Pin Ring transmission is a lightweight and extremely compact ebike mid-drive motor. Providing 300w of power and 50nm or torque at 90% efficiency the HPR50 provides quiet assistance feeling more like a regular bike.
250w Continuous rated power. 50nm torque
4.1lbs/1850g
ISIS crank interface 135mm spindle width