1x JGB37-545B DC12V Metal Gearbox Speed Reduction Gear Motor with Holzer Encoder

DC12/24V JGB37-3530GB Large Speed Reduction Gear Motor with Encoder Speed #A6-

1x JGA25-370G DC12V Mini Speed Reduction Gear Motor Code Disk with Encoder Speed

Photoelectric Speed Sensor Encoder Coded Disc code wheel for Freescale Smart car

JGA20-130B DC12V Metal Gear Speed Reduction Gear Motor Code Disk with Encoder #A

3PCS DZ186 Coded Disc Encoder 20 Holds Motor Speed Sensor for Robot Speed #A7

JGA20-130B DC12V Metal Gearbox Speed Reduction Gear Motor Code Disk with Encoder

1pcs DC6V 12V JGB37-520 Speed Reduction Gear Motor Code Disk with Hall Encoder #