Optech usa offers still more options for carrying smaller cameras and binoculars with the system connectorsmini qd extensions often its very convenient to keep gear closer to the body but when a little more length is needed the system connectorsmini qd extensions work perfectly the connectors add 69 152229 cm of length to each side of the popular optech usa binop strap theyre also great for creating a short tether between a camera and a cam strapqd wrist strap or a compact sl