O-ring Lube: Dow 55 vs Dow 111

[MP44]

or is there something better?

 

[Chachoze]

I use Dow 33 that works well for o-rings. I picket it up in the form of a products from Smart Parts paintball marker manufacturer and its called SLEEK.
​Seems to work pretty well for the O-rings I put it on and helps to maintain seal.