If arm strength is necessary to be a good soldier, then they should all have to meet the standard. If it’s not necessary, eliminate the requirement. Why two standards for the same job?
Employing logic, or attempting to wrap your head around this silliness, will cause headaches, and could possibly lead to a grey matter hernia.
Don’t claim later that you haven’t been warned.
Because a single standard will not give lefties the result that they want.