Huzhou levol motor co., ltd, which is a professional Company in manufacturing and dealing with Tulbular Motors for roller shutters, awnings, and garage doors and the Electrical built-in Motors adapted for tubular ***** output torque of our GY series tubular Motors is from ***** to *****, which is in diameter of 35mm, 45mm, 59mm and 92mm. All our products are CE and TUV certificated