Looking for High-Quality Jumper Cables that you can depend on?   C3 Electronics LLC has a 12" Jumper Cable made with  Amphenol PL259 Coax Connectors and Belden Silver Clad Copper Coax to prevent greening do to any moisture.  The coax has a clear outer jacket. 
 
If you are tired of Nano VNA cables breaking and being unreliable, our jumper cables can be used with Nano VNA RF coaxial Coax Adapters SMA Female to UHF Male PL-259 to replace the cheap cables that come with most Nano VNAs.   These connectors can be purchased online from Amazon or we can sell you the connectors if you are interested. The connectors are separate from the Jumper Cable pricing.
 
Our Jumper Cables are also great for connecting Bandpass Filters to your transceivers, tuners, amplifiers or other equipment.  
 
Pricing may be higher than you find online, but our cables are made with High Quality precision that will last for a long time.