1 clamp o-ring +Lube compatible for Pentair 39300600 -Multiport Valve and Filter Includes Mechanical Seal

Includes Mechanical Seal

and retains its pliability even after extended service use

Nitrile single lip spring lip attached to end of case only bore coat

which is the Aerospace Size Standard for O-rings

This is for 1 (One) Professor Foam brand replacement aftermarket complete o-ring  side seal kit

1 clamp o-ring +Lube compatible for Pentair 39300600 -Multiport Valve and Filter Includes Mechanical Seal70 Shore clamp o ring replacement Fits Meteor Top Mount pool and spa sand filters Also fits pool and spa clamp on multiport valves Made of buna n material This is an aftermarket 70 shore o ring for a slightly tighter fit than the 50 shore o ring. Includes single use silicone lube for easier installation and added protection to the o ring.