Pentair Kreepy Krauly Legend II Back-Up Valve - Gear Assembly | LX16 Brand_A&A The curved finger design creates

The curved finger design creates a superior seal that stays on course over main drains

8 centimeters

and outer base O-ring

The shaft kit - includes (shaft mounting screws) which are replacement parts that are made by Pentair

Pentair Kreepy Krauly Legend II Back-Up Valve - Gear Assembly | LX16 Brand_A&A The curved finger design createsPentair 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