Center distance (mm)
25  30  40 50  63  75  90  110  130 150
Ratio
7.5  10  15  20  25  30  40  50  60  80  100

1.High quality Aluminum alloy lightweight and stainless

2.Appearance elegant construction compact

3.Efficient high output power and torque

4.Installation variety maintenance easily

5.Drive steady and noiseless

6.High reliability and high efficiency

RV25 RV30 RV40 RV50 RV63 RV75 RV90 RV110 RV130 RV150