Velocity and atmospherics?Shot this load from my 260AI recently.
120 GR. SIERRA MK BTHP 2.198 O M 2.758 COL T/L
POWDER 46.5 GR. H-4350 PRIMER CCI BR-2 SEATED @ .020 OTL
BEST GROUP .231 5-SHOT @ 100 YDS.
Temp @ 67 degreesVelocity and atmospherics?