This heavy duty shelving unit features premium cold rolled steel with welded seamless uprights and four shelves each holding 1250 lbs for a total 5000 lbs capacity for heavy motors tools and pallets. Tool free height adjustment with 20 safety locking pins and wall anchor kit plus 10 plastic foot pads for stable secure installation. Diagonal braces reinforce against lateral movement with corrosion resistant black coating and 67 inch width for versatile storage in garages basements or workshops with full assembly kit included.