That knob fits into a slot on the harness plate, which leaves your SLR hanging free and pointing down. In my test, a camera sat securely on my chest, ready for quick use on a hike. When the moment ...

Photographers foreign ergonomic camera strap harness capable of holding DSLR cameras even with the largest of lenses. May be interested in the pi Strap SPORT, a version of the popular pi Strap ...