Compatible Models:The SPX1600PN swivel nut and knob replacement kit specifically tailored for pool pump parts sp1600x5, sp1605x7, sp1607x10, sp1608x10, sp1610x15,sp1611x15,sp1615x20,sp1616x20,sp1621x25 Also Fits for Pump Models sp2810x15. Material:Ensuring air-tight operation to prevent overheating, these swivel nuts and knobs are crafted from materials, providing worry-free maintenance and for your pool pump system. Easy Installation:Installation of the swivel nut and knob replacements is straightforward and hassle-free, allowing for easy assembly by inserting the nuts, partially screwing the knobs, placing the strainer cover, and tightening the knobs securely by hand for a reliable seal. Product Support:The for SPX1600PN nut knob swivel nut gasket replacement kits for pool pumps. Please note: There may be slight color differences or variations in the actual product, but this does not affect its use. Please do not mind this. Thank you! Color: As Shown Material: Metal Package Contents: 2 x swivel nut and knob replacement kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.