Weatherby advertises the 6.5 Weatherby RPM 140-grain Nosler Accubond bullet to 3,075 fps
I'm spinning that same weight 140 AB at 3,100 out of a 22" barrel in 280 AI.
JBM Ballistics tale of the tape
6.5 WBY at 600 yds -49.3......800 yds --117.1
280 AI at ..600 yds -49.4.......800 yds --117.9
No.
I'm spinning that same weight 140 AB at 3,100 out of a 22" barrel in 280 AI.
JBM Ballistics tale of the tape
6.5 WBY at 600 yds -49.3......800 yds --117.1
280 AI at ..600 yds -49.4.......800 yds --117.9
No.