IDEAL FOR OFFICE USE AND FOLDS COMPACTLY FOR STORAGE AND TRANSPORT. 16 GAUGE WELDED TUBULAR STEEL FRAME. COMFORTABLE FOAM GRIP HANDLE EXTENDS FROM 41"" TO 56""L. ROLLS SMOOTHLY ON 8"" X 1-3/4"" SEMI-PNEUMATIC WHEELS AND 2-1/2"" RUBBER SWIVEL CASTERS. HAND TRUCK POSITION OFFERS 300 LB. CAPACITY AND 14""W X 6-1/2""D REVERSIBLE STEEL NOSEPLATE. PLATFORM AND DOLLY POSITION OFFER 400 LB. CAPACITY. INSTRUMENT TABLE POSITION HAS 23-1/2"" X 19"" LAMINATE TOP (25""H) WITH PROTECTIVE VINYL EDGE AND 175 LB. CAPACITY. ASSEMBLES EASILY.