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 120 RPM.
Programmable RC Vectoring Mobile Desk with 4 inch Mecanum Wheels. The mobile desk can drive in any direction and roll in under a bed allowing you to use your laptop with a secondary monitor while in bed.