The Micro Gear Conveyor Chain motors by Ever-power provides hobbyists and robotics enthusiasts with an inexpensive solution with their motor requirements. The micro gear motor is capable of supplying up to 1650g. cm of torque; with this kind of a little size, these fantastic small motors hold their own against complex and demanding tasks. Take a glance beneath the specifications tab to find out more on buying and torque/rpm figures.
Also available may be the MB7 Bracket, which is featured in another of the item images and may make mounting the apparatus motor a simple task, requiring simply two screws to add the assembly on your application.
All of the micro metallic gearmotors possess the same physical dimensions, so one version can be very easily swapped for another if your style requirements change.
Long 
(9mm), 3 mm-diameter D-shaped metallic output shaft.
4.5mm long, 1mm diameter back shaft, ideal for optical encoders!