Heavy duty 75 Ohm BNC plug terminator.
75ohm BNC Terminator with Chain 27-9246 by TCC
B-75TM Male 75 Ohm BNC Terminator
BNC Terminator 50 Ohm
Canare BCP-TA Precision 75 ohm Termination Plug
Gepco 75 Ohm BNC Terminator