Stump Grinders | Gardenlines
420cc Petrol Stump Grinder HYSG1502. Out of Stock sorry this item is currently unavailable. Please view our "Related Products" section for alternative products.. The HYSG1502 is an extremely powerful stump grinder from . Powered by a 420cc 14hp 4 stroke engine, the HYSG1502 can remove the toughest and most awkward tree stumps efficiently and safely.