The model number is normally found inside the fridge or freezer. You will likely need to remove the salad drawer or freezer drawer to find the model number plate. Otherwise the model number is likely to be on the side or rear of the appliance.
Beko Freezer Drawer Front Bottom Basket Fridge Freezer CSG3582B CSG3582DB
Beko Freezer Drawer Front Basket Handle Under Counter Freezer UFF4584W
Beko Freezer Drawer Front Bottom Basket Fridge Freezer BCSD150 BCSD173
Beko Freezer Drawer Front Basket Handle Under Counter Freezer FXS3584W
Lamona Beko 4331795000 Lamona Beko Freezer Drawer Front 460mm x 160mm
Beko Freezer Drawer Front Bottom Basket Handle GENUINE Fridge Freezer CXFG3552W