This is a set of wheelchair motors and make great heavy duty robot motors. One left motor and one right motor. They are right angle gear drives with a release and electric brakes. They are 24VDC and the operating speed is 135 RPM.
A Prebuilt Enclosed wheeled robot platform. Equipped with an enclosed aluminum weather resistant chassis, four 42mm gear motors, custom 27x PTZ camera system, and fully assembled, ready to run. Perfect for indoor and/or outdoor surveillance or inspection.