Hayward Duralite/AstroLite Lens Gasket (SPX0580Z2) pentairparagon and this Darlly cartridge is

and this Darlly cartridge is designed for compatible applications referencing FC-2971

stopped latching correctly

The Hayward multiport valve with gauge is designed for compatible filtration systems that need both dependable six-position control and integrated pressure visibility

and this ControlMySpa Ultra Gateway RF Module is designed to support that connection in compatible systems

or the rebuild is being done with more demanding service conditions in mind

Hayward Duralite/AstroLite Lens Gasket (SPX0580Z2) pentairparagon and this Darlly cartridge isA dependable light gasket is essential when servicing pool and spa lighting. This Hayward lens gasket is designed for compatible DuraLite and AstroLite light assemblies, helping create the seal needed between the lens and fixture. Replace the gasket whenever the light is opened for bulb, lens, or faceplate service. A fresh gasket helps reduce the risk of water intrusion and supports a more complete lighting repair. Lens gasket for compatible DuraLite