TRIPP LITE Charging Station Mobile Cart Conversion Kit with Handles & Casters (CSHANDLEKIT) Converts an AC or USB charging station into a mobile cart (CS16USB excluded) Supports maximum load capacity of 350 lb. Includes reversible handle and power cord manager Includes 2 swivel/locking casters and 2 swivel-only casters Comes with all necessary installation hardware 5-year limited warranty