Features:

Brand new and high quality. Connect BNC MALE device to UHF Female.
Great for any project that requires use of BNC and UHF connector.
Compatible with all UHF Type and BNC connectors.
This is a commercial series BNC Connector.
One side is UHF Male (inside screw and male pin) and the other side is BNC Female (female pin). 
50 Ohm
>1000 times mating life time.

Package Includes:
1x UHF Male PL259 PL-259 plug to BNC Female jack RF coaxial adapter connector