311R2 right angle type involutes planet gear reducer which is a
kind of 300 series involutes planet gear reduce, specially designs
for 2-6 m3 concrete. Its bilateral is symmetry, complete supply.
Its high input end belt has compact flange which can be convenience
for connecting power ad two reducers. Its output is DIN standard.
You can directly insert appreciate spline shaft into spline hole
for transferring power.