New Hejnar Photo Quick Release Arca Type camera plate for Nikon D500 with QD socket build in. International standard dove-tail connection, compatible with Arca-Swiss type quick release clamps. Plate incorporate Quick Detach socket to attached a standard push-button QD mount. Use the QD socket to attached a standard push-button QD mount. QD system has been used for years by industries around the world including NASA, law enforcement and military agencies. The design inhibits accidental removal, especially when the camera is hanging from the strap. Straps are available at eBay, Amazon, Cabala's, Bass Pro and other stores with sporting fishing and military equipment. My favorite strap is Black Rapid
All the corners and edges are rounded for the safety to prevent from accidental injuries or damages to the other equipments.