36mm Micro High Precision High Torque Planetary Gear Box for 550/555/545 Motor
Planerary gear motor. which can match with rs-3650 RS -3625 RS-3626 Brushless gear motor the pinon gear (inner hole size) :3.17. 8mm double -D type reduction (H-type ) shaft length 18mm, which can be customized Gear ratio : as sollow.