it's the standard equation. fps x fps x weight in grains / 450240 = ftlbs.
it's the standard equation. fps x fps x weight in grains / 450240 = ftlbs.
beretta dt10 ,kofs 20b, ESCORT 12g semi-CAMO, 1022 ruger Volquartsen. Cz512 tactical Barton custom. 223 howa 1500 GRS stock