QuikSkim Start Up Kit - Pentair In-Floor(A&A) | 516477 QuikSkim Ultra and again can be found

and again can be found in the center of the wheels which can be removed via a flat head screwdriver

Do not overtighten

Meaning it separates the faces of these two plastic pieces while allowing a certain amount of movement

G3 (W69526)

Style 2 High Flow Pop-Up Head (Black) - Pentair In-Floor(A&A)

QuikSkim Start Up Kit - Pentair In-Floor(A&A) | 516477 QuikSkim Ultra and again can be foundA&A Manufacturing is now Pentair In Floor Cleaning & Circulation! Old SKU 523080 QuikSkim Start Up Kit Pentair In Floor(A&A) Venturi Powered automatic skimmer dramatically enhances the amount of water through the surface skimming action and circulation without requiring any additional pump HP Efficient by returning approximately 8 10 GPM into the venturi of the EcoSkim will produce a skimming flow of 50 75 GPM without using any suction from the pump