This set of wheelchair motors makes 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.
Tactical Black GPK-32 Inspection Robot Package. Includes Dewalt Battery Mount, 2 Dewalt Batteries and a charger, 1080p camera with LEDs that can be turned on and off. Ideal for monitoring and observation. Chassis is anodized black.