discount 70% in 2018-07-21 to 2018-07-23
price: USD$ 7.00
freight :USD$7.00,(Postal parcel)
Minimum Order Quantity:2
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DIY table tennis serve machine friction wheel, using silica gel production, the price is the price of a wheel. Silicone inner diameter 30mm, outer diameter 50mm, thickness 12mm, with straightThe outer rotor brushless motor or bearing wheel of diameter 37-42mm is used (the bigger the diameter is, the higher the motor speed is adapted).
The diameter of the brushless motor is 37 mm, and the drive is equipped with the governor. The governor adopts the method of Buck speed regulation. The speed governor of PWM can not be used, and the maximum speed can be about 5000 rpm.
The bearing wheel of the brush motor is 3D printed plastic material with a diameter of 40 millimeters, and the maximum speed can be about 6000 rpm. The friction wheel is installed with 58 mm diameter, center positioning hole, you can according to the diameter of the motor shaft hole, the aperture is slightly less than the motor shaft extrusion assembly.
The whole set price of brushless motor is 35 yuan,The whole set price of carrying wheel is 25 yuan,You need to contact the waiter to change the price.