Cobra offers this self-propelled lawn mower that has a collection box that can hold up to 70 litres. It has a minimum cutting height of 17 mm, great if you prefer a shorter lawn.
From Downtown
Cobra RM513SPBI 51cm Self Propelled Rear Roller Petrol Rotary Lawnmower
More Than Mowers
Cobra RM513SPBI 20 inch Self-Propelled Rear Roller Petrol Lawn Mower