Read the instructions if you the original box and manual.
includes all seven lubricants plus complete instructions that spell out precise applications and the exact lubricant to use. Be prepared. Know where and when to use which lube: nonconductive, nonstaining, penetrating,
I just went out and bought some 20wt shock oil the other day for my seals, recommended is a lighter oil (AI sells a specially sourced 1.5 wt oil) but 20 was the lowest the hobby shop sold, you may be able to get 5 or 10 wt. It was like $3.99 + tax (came out to around $4.50) for a bottle of 60mL.