Polaris 3900 Sport Gearbox Assembly Style_Retro Pop Up Heads Replacement low‑flow pop‑up cleaning head

Replacement low‑flow pop‑up cleaning head for Pentair/A&A in‑floor systems—black finish

High‑performance Venturi pop‑up cleaning head in black finish for Pentair/A&A Gamma Series 4 in‑floor systems

use only industry-standard pool-grade gray glue to ensure a secure and leak-free connection

Pool Valet improves the poor circulation found in ordinary pools

and more for enhanced durability

Polaris 3900 Sport Gearbox Assembly Style_Retro Pop Up Heads Replacement low‑flow pop‑up cleaning headPolaris 3900 Sport Gearbox Assembly (39 200) The gearbox assembly is manufactured by Polaris for the 3900 Sport model cleaner. It is made from the same high quality materials used for the original factory part. Making this a genuine OEM product that you can trust. This gearbox was designed to work in correlation with a few other components that give it the power and ability to move along and clean the surface of your pool. This assembly sits in