Lubricating with a high performance grease is vital to the performance of your HPA system. Gun Sav is the SLICKEST, most high performance, broad spectrum  grease on the market.
Most grease that is designed for Blasters for lubricating gears so the grease is very thick. This will actually slow down the movement of internal components making your system perform sluggishly which can lead to malfunctions.
Grease such as that is not designed for HPA applications and can get thick in cold weather, gummy in hot weather, and pasty in dry conditions. All of which rob you of performance. TechT Gun Sav was designed to stand up to every playing condition. It will not thicken, gum, paste, or thin.

One tub of TechT Gun Sav will last you years even with all season play since it sticks to surfaces so well that one should really only need to lubricate their system every 30,000 - 50,000 shots.