RocknRoller Multi-Cart RSH2 Expandable Shelf Kit for R2 Carts

'The RSH2 converts the Multi-Cart in seconds into a long or short shelf cart. The shelf quickly detaches and breaks down into 2 pieces for small storage. the shelf features tough powder-coated steel support tubes with carpet-covered 1/2'' plywood for added durability. Note: This shelf is not compatible with handles that do not have pre-drilled holes. Cart is sold separately.'