A-B1692325-AI SHAFT-THROTTLEOne New Aftermarket Replacement Throttle Shaft Fits Briggs & Fits Stratton Small Engines This aftermarket replacement throttle shaft Fits Briggs & Fits Stratton (B&S) small gasoline engines used in lawn mowers, lawn tractors, and other outdoor power equipment. The throttle shaft is a carburetor component that controls the position of the throttle plate, regulating the air and fuel mixture entering the engine to manage speed and power delivery. A worn