The frame of the rack is made from 30 mm diameter cold rolled steel tubes.
Two polyethylene wheels mounted on an axis allow for movement by lifting the handlebars.
Hammers are suspended by their wires to an arch with metal hooks. It holds up to 11 pieces.
All tube ends are sealed with plastic pressure caps.
After a degreasing treatment, consisting of a pressured phosphate bath, the structure is painted with polyester powder paint and polymerized at 200° C in an oven.