Hammerhead Wheel [21"/30" Vacuum, Large, w/ Bushing] (HH1150) poolguard The E/ES Series compatibility and

The E/ES Series compatibility and 2 inch sizing give this part practical value because plumbing-related UV components work best when the replacement matches the original connection design closely

Helps preserve original plumbing style

Replacing it with the correct Pentair part can help restore the condition of the PowerCenter and improve confidence in the electrical connection point

the fixture can lose the sealed protection it should maintain around the lens area

Hammerhead Wheel [21"/30" Vacuum, Large, w/ Bushing] (HH1150) poolguard The E/ES Series compatibility andThe Hammerhead HH1150 wheel is designed for compatible 21 inch and 30 inch vacuum applications and includes the bushing. A replacement wheel like this is useful because it restores large wheel support on the vacuum head while also providing the associated bushing needed for a more complete service replacement. Including the bushing can make a meaningful difference in repair quality, especially when wear affects both the wheel and the supporting