Hayward MaxFlo Trap Lid Knob (SPX1250Z4) wcooper and this Maytronics Dolphin Enduro

and this Maytronics Dolphin Enduro 21R version uses the 9995435 reference

and rebuild work

Fits compatible DynaGlas and DynaPro 1

supporting targeted removal of dirt and debris

since many pool and spa gaskets look similar but seal different housings

Hayward MaxFlo Trap Lid Knob (SPX1250Z4) wcooper and this Maytronics Dolphin EnduroThe 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