Professional Lightweight Durable The Polaris Dolly is the most versatile and portable dolly solution for filmmakers wanting a small footprint on set without sacrificing stability or safety. The Polaris Dolly is all about being on the go. It is quick to set up and light enough to handle and carry it wherever you go. It is constructed of high-grade Aluminum for a more robust yet lightweight build; and supports loads of up to 200kg/440lb.