I have a custom winchester model 70 classic, looking for some quickload data. What i have 7mm wsm, 3.10 oal, 26" barrel. Need quickload for 140&160 accubonds. Powder i have on hand is retumbo, rl-25, rl-50, vihtvauori n570, mrp2. Not opposed to other powders either. 65,000 max psi. Thanks