... 24,26,28 inch electric bike BLDC front wheel motor QMWB 16,18,20,22,24,26, ... 28 inch electric bike BLDC front wheel motor QMWBNOTICE: Model:QMWBvoltage:36Vpower:180-250Wspoke hole ... 1:4.2net weight:≤3.3kgopen size:100mmfree wheel:/spoke hole:36H*12G/13Gnoise:<60dBwaterproof grade:IP54color ... BLDC geared permanent magnet motor 16,18,20,22,24,26,28 inch electric bike BLDC front wheel hub motor