For the marines, I think wearing a kevlar helmet, LBV (or whatever they are using nowadays) with water, ammo etc, would already be 30+lbs (not including plate),

For the marines, I think wearing a kevlar helmet, LBV (or whatever they are using nowadays) with water, ammo etc, would already be 30+lbs (not including plate), so I suspect the marines would be like "45lbs, is that it?"