The ikan E-Image Lightweight Tripod Dolly makes it easy to reposition heavy tripods after each shot. Its receivers fit the legs of all E-Image tripods having dual spiked feet. The dolly supports a weight of up to 88 lb. This ikan dolly has non-marring rubber wheels with individual brakes. Each wheel has a 3-inch diameter and 35-inch working base diameter. You can fold the dolly after use for allowing easy transport.