Customized 8M-23T Belt Pulley 428-12T 428-13T Sprocket Adapter For QS165 Motor 5KW 10KW Mid-Drive QSMotor

Customized 8M-23T Belt Pulley 428-12T 428-13T Sprocket Adapter For QS165 Motor 5KW 10KW Mid-Drive QSMotor

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