Pentair Kreepy Krauly Legend II Back-Up Valve - Gear Assembly | LX16 Brand_A&A Total Alkalinity (TA) Test:

Total Alkalinity (TA) Test:

Blue Square Q360 Pop-Up Head with Nozzles (Blue)

8 centimeters

and outer base O-ring

Pentair Kreepy Krauly Legend II Back-Up Valve - Gear Assembly | LX16 Brand_A&A Total Alkalinity (TA) Test:Pentair Kreepy Krauly Legend II Back Up Valve Gear Assembly (LX16) The backup valve (gear assembly) is a replacement part that was made by Pentair. Making this a genuine OEM product. These gears are the internal parts of the backup valve which was designed to be the feature that backs the pressure side cleaner out of any corners or edges on the pool steps which would cause the cleaner to be hung up or impeded in any way thus disrupting the cleaning