The rearTWIST HD BNC cable connector offers a true 75 ? design and is perfectly suitable for HD applications. he patented rearTWIST boot guarantees easy access even in high density applications and offers color coding. Suitable cables:Belden 1694F, Clark Wire CD7506F-0, Kabeltronik HFV 1.0/4.8 AF- FRNC Crimp size:Pin: 1.6 mm (square)Shield: 7.36 mm (hex)