1.28mm planetary gearbox,Double the shaft. 27:1. 2.Can allocate deceleration than 3.A variety of outer diameter to choose from

28mm planetary gearbox GMP28:

1.Can be equipped with dc motor, brushless motor, or stepping motor

2.Reduction ratio:1/3.7,1/5.2,1/19,1/27,1/51,1/71,1/100,1/139,1/189, 1/264,1/369,1/516,1/720 

3.the gearbox length vary from the different ratio

4.6mm shaft diamter

5.samples are available now.

28mm double shaft planetary gearbox