High efficiency metal 16teeth motor ensures optimal power transfer for DC18V 160702266N GSR180LI GSR18V21 GSB180LI, GSB18V21 motors, minimizing energy loss while enhancing durability in demanding gardening tasks like hedge trimming and maintenance Designed for professional landscapers and enthusiasts requiring reliability, long lasting from their cordless gardening equipment during extended operations precise engineered with premium metal construction, this replacement part seamless compatibility for 18V series tool and withstands rigorous outdoor applications through superior wear resistance energy consumption meets high standards without compromising torques stability, making it an essential upgrade for users maintaining gardening systems Delivers consistent power output for intensive gardening projects in large yards or commercial spaces, maintaining peakly through prolonged hedge cutting and shrub shaping, Manufacturer: YIGZYCN