This is an integrated fridge freezer where the freezer is underneath and the fridge on top. The width is 54 centimetres. You get, among other things, a built-in bottle rack.
From Electrical Discount
BCSD173
Glotech
Beko Plc BCSD173 Tall, Integrated, Combi, Static, 2 Door Freezer Bottom,
Ship It Appliances
BEKO BCSD173 Integrated Fridge Freezer, 70/30 Split, Static, Slider Fixings