Pinit Step Riser Rack 4-stack SKU: ssrblockracksa $308.00 Quantity discounts available QuantityPrice Quantity -+ Add to Shopping Cart Details Step Riser Rack 4-stack (black)Made of great-looking black PVC piping with heavy-duty casters for easy movement78 inches wide, 20 inches deep and 40 i... Details Back DetailsStep Riser Rack 4-stack (black)Made of great-looking black PVC piping with heavy-duty casters for easy movement78 inches wide, 20 inches deep and 40 inches highHolds 80 step risersBlocks Sold separately Made in the USA.