Hayward MaxFlo Trap Lid Knob (SPX1250Z4) bypassvalves supporting steadier movement and more

supporting steadier movement and more effective debris pickup

A part like this is useful because it restores multiple wear-point components at once

or no longer performs at the level expected

5 HP generic impeller is intended for compatible UltraFlow pump applications where the impeller needs replacement

Replacement is often a smart choice when the original gasket has become compressed

Hayward MaxFlo Trap Lid Knob (SPX1250Z4) bypassvalves supporting steadier movement and moreThe trap lid knob gives service access to the strainer area on compatible Hayward MaxFlo pumps. When the knob becomes stripped, cracked, or difficult to tighten, opening and securing the pump lid can become frustrating and unreliable. This replacement knob is a small but important repair item for routine pump maintenance. It helps restore easier handling of the trap lid and supports a cleaner service process when inspecting baskets, priming, or