Rifle Scopes Bushnell HDMR Missing Oring?

user

Sergeant
Full Member
Minuteman
Nov 25, 2009
551
9
USA
So I guess there are tiny orings under the screws that hold the knobs on....Easy to loose or not to see, without glasses....How does one either get by with out or can they be ordered? I need some after one use. Brand new scope too.

Thanks!