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PIX Moving on Twitter: "Emergency stop on the #robot chassis both front and rear. Remote stop on industrial remote control. Multiple layers of safety redundancy is here. Headlamp, side turn lamp, lighting
OKY5031 4WD Smart Car Chassis Kit: Smart Robot Car Kit with DC Motor I — Contempo Views
Smart Car Chassis Front Wheel Steering Robot Car Swing Suspension w/ 1:51 Motor | eBay