Feedthrough 50 Ohm BNC Socket to Socket, Panel Mount, CSK Hole, Black Metal XLR Frame - 

The CP30120 is a countersunk-hole 50 ohm BNC Adaptor which converts from BNC socket to BNC socket. It is perfect for developing custom I/O configurations for wall-plates and rack panels. It fits within a standard XLR panel cut-out and use common cabling for front and back connections. No soldering, no punch terminations, just use the standard cable for that particular connector style. Can be mounted from the front or back.