The optech usa system connectors reporterbackpack set of 2 uses uni loop connectors for a camera or binoculars and a rugged clip that attaches to another strap or backpack strap to carry 2 pieces of gear on a single strap the uni loop connectors allow quick and easy switching between wrist neckshoulder straps and harnesses this item is made in the usa use uni loop connectors for a camera or binoculars rugged clip that attaches to another strap or backpack strap to carry