Convention. Plus by making the long to start with it is easier shorten them if needed.
Most people find they shoot better in a variety of situations with shorter LOP.
Try a few and decide for yourself.
Phil Shoemaker
Alaska Master Guide,
Alaska Hunter Ed Instructor
FAA Master pilot
www.grizzlyskinsofalaska.comAnyone who claims the 30-06 is not effective has either not used one, or else is unwittingly commenting on their marksmanship.
