Features: ABS engineering plastic construction ensures corrosion resistance and long term durability, offering a precise 3 pack replacement solution for pool pump models. Precisions engineered with leakproof sealing technology and ergonomic design, these handle knob kits maintain original equipment specifications while enabling effortless adjustments for pool pump maintenance. Ideal for residential pool owners, professional maintenance technicians, and enthusiasts requiring replacement parts for equipment repairs. Perfect for maintaining optimal water circulation in backyard pools, commercial aquatics facilities, or spa systems using series equipment manufactured after 1995. Environmentally design incorporates recyclable materials to restore pump performances while reducing ecological impact, suitable for pump variants. Specifications: Material: ABS Size: Approx. 3.54x1.77inch(9x4.5cm) Package Includes: 3x Swivel Nuts note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color from the item.