THIS DOLLY IS DESIGNED FOR 32 OR 44 GALLON ROUND WASTE CONTAINERS FOR EASY AND SAFE TRANSPORT OF HEAVY LOADS. A SIMPLE TWIST-TO-LOCK FEATURE SECURELY ATTACHES DOLLY; CONTAINERS CAN BE PUSHED OR LIFTED WITHOUT ACCIDENTALLY COMING OFF. STANDARD NON-MARKING 3" SWIVEL CASTERS EASILY AND CLEANLY ROLL OVER A VARIETY OF SURFACES - INDOOR OR OUT. CAN BE USED WITH THE 32 GALLON (BRL-3432), AND THE 44 GALLON (BRL-3444) WASTE CONTAINERS AVAILABLE HERE AT CATERER'S WAREHOUSE!