I bought a trickler and never got used to using it, always seemed to dump just a little too much at the end. I just use another scale pan to tricle the powder in. It seems that for long stick like IMR 4350 H4350... 3 cernals of powder is .1 grains (most of the time). I set my dispenser to be about about 0.5 - 1 grain low and then I dump a short charge in my second pan to trickle a little in. Seems to work fairly well.
I used to re-load but now I "hand-load".
-- Well, at least I try