hello all, I am looking to replace some items I previously owned and was forced to sell and an item

I am just interested in(helium). sold them years a few years back, just now getting back out on the trail

after 2 shoulder surgerys and 2 neck fusions over last few years. I loved my LT4 poles and now I see you have to buy them 1 at a time??? and $200 for 2..wow..I have a solomid in the works but need the inner for the bugs. if anyone has any of this please pm me. thanks