I am about to get a 7 STW with 26” Bartlein 1-9 twist. Does anyone load the 185 gr RDF for their STW? If so what powder RL 23/26, H1000, Retumbo, 7828, 50BMG, US869? I was planning on 168’s but saw numbers on 185 RDF and they caught my attention plus they are on sale.