The Vintage Rainbow Vacuum Canister Rolling Base Dolly Caster Wheels OEM Rexair 1980 is a replacement part specifically designed for Rainbow vacuum cleaners. This rolling base, in a brown color, is compatible with the Rainbow E2 model and includes one caster wheel for easy mobility. Made by the brand Rainbow in 1980, this set includes only the rolling base as shown in the product image. Perfect for those in need of a replacement part for their vintage Rainbow vacuum, this dolly caster wheel ensures smooth and effortless maneuverability. Does have some scuffs,  and metal part of castor are chipped.  See photos.  Rolls great.  No issues with the wheels.