MODEL 17371 6mm Slicing Disc for preparing vegetables for casseroles. Also for eggs, peppers, courgettes, aubergines, beetroot, leek, Apple, kiwi, melon etc. This disc is ideal for game chips (sliced potato fried in the deep fryer.) Fits Models: 3200 / 3200XL / 4200 / 4200XL / 5200 / 5200XL / Cook Expert