4 Spline Nylon Gearbox for Paddle Wheel Aerator

4 Spline Nylon Gearbox for Paddle Wheel Aerator. Nylon Gearbox Material: Constructed with durable nylon for the gearbox housing. Customizable Gear Spline: Available with 4 Spline or 9 Spline gear options. High-Quality Gear Material: Gears manufactured from 20crmnti steel for strength. CE, QS, SGS/BV Certified: Product meets CE, QS, and SGS/BV certification standards. 1 Year Warranty: Comes with a comprehensive 1-year warranty coverage. 24-Hour After-Sales Service: Dedicated support available within 24 hours. Optimized for Aqua Culture: Designed to increase dissolved oxygen in shrimp and fish ponds. Low Noise Operation: Operates quietly with noise levels between 78-80 dB(A).