Pentair Silicone Lubricant R172036Z

This is the official Pentair product, and works well. But you can be pretty much guaranteed that it will leak all over the packaging during shipment, and while stored in your pool house. The cap doesn't seal tightly and is cheap plastic that will break if you try to tighten it down.

Silicone lube is a must have to keep around!
Learn why and how to use it!