Waterway Roto Power Storm Jet Insert (includes diffuser).
5" Face Diameter Power Storm Jets are interchangeable with 5-1/4" Large Face Diameter Power Storm Jets.
If you have Snap-in style jet housings, you must use Snap-in style inserts (the newer threaded style inserts will not fit).To install jet insert, push in and rotate a 1/4 turn clockwise. To remove jet, rotate counter-clockwise (about 1/4 turn until it stops) then apply additional turning force to unlock.
Once these jets are gone, There will be one replacement option - 212- 7639-STS Light Grey "Sterling Silver" – Directional Jet