I want to buy one for zeroing. Mostly to zero my 12 gauge. I don't see how it could hurt for set-up/zeroing. Even if some minor adjustments are necessary after to sight for field positions.
$0 of an NRA membership goes to legislative action or court battles. Not a dime. Only money contributed to the NRA-ILA or NRA-PVF.
Of course, you could just donate to the Second Amendment Foundation
I was feeling pretty good, then I looked around and realized I am not swimming or on fire.