This lawn mower from Flymo has a collection box of 20 litres. The minimum cutting height is 10 millimeter.
From Amazon
Flymo EasiGlide 300 Hover Collect Lawn Mower - 1700W Motor, 30cm Cutting Width, 20 Litre Grass Box, Folds Flat, 10m Cable Length, Orange and Grey
Wickes
Flymo EasiGlide 300 Corded Hover Collect Lawnmower - 1700W - Orange
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