描述
The transmission ratios of these specifications are: 1 / 10-1 / 60
2 outputs 10%, 2 outputs and 2 inputs 20%
Size 100 #, 120 # ratio 1 / 10- 1/15 add 5%
Size 155 #, 175 # ratio 1/10 – 1/15 add 10%
Size 200 # – 250 #
