Description: (1)The Reciprocation Type single blade Hedge Trimmer is 2-Stroke G23 Engine with walbro carburetor For Garden Market. (2)HT7510 Engine Chassis is same as Huaqvarnas 7510. (3)The Durability of Brush cutter is above 250h(No lifetime),we can understand like that machine takes working parts with 10s high speed and 5s speed to work 250h constantly. (4)Also you can use your engine to match with our shaft assembly to be a whole Machine. (5)Most of this product is used for china garden market because of long time durability. (6)We are ensure that all engines have tested speed up to 10500-11000 before leaving the factory. (7)All spare parts of brush cutter can be supplied for every customers from our factory.