240 wby vanguard s2...leupold vx2 4-12 w/target knobs in talley lightweights. 87g Vmax/RL22 54.5-57 in .5g increments, Norma brass, CCI 250, OAL of 3.265" All 6 loads were well under MOA 56g did the best .6" @3475fps.