<p>two of these on a belt--<br>
https://www.bhphotovideo.com/c/product/847199-REG/Think_Tank_052_Skin_Body_Bag_Black.html<br>
a large DSLR with five lenses does not affect my normal limits of range and terrain difficulty; great flexibility, great distribution... plus, the bag-to-shot time is a couple of seconds<br>
:)</p>