GIVI ALP44B ALPINA MONOLOCK TOP BOX / TOP CASE 44 LITRES ALUMINIUM. GIVI ALP44B TOP CASE MAIN COLOR: BLACK. GIVI ALP44B CAPACITY: 44 LITRES. Alpina is the new Monolock range top case made of aluminium, with a material thickness of 1.2 mm to ensure greater lightness at a lower price.