The Calrad BNC Female to BNC Female Coupler is adapter for connecting two male BNC terminated cables. The overall length of this coupler is 1.29 inches. The coupler is gold plated for best signal transferring at 75 ohm. A common use for this device is to provide a coupling between two cables with BNC male connectors creating an extension cable.
This product can expose you to chemicals including DINP, which is known to the state of California to cause cancer.