You are bidding on a lot of three (3) used Midwest Microwave 3.5 mm Male-to-Male Adapters.  These are designed to work out to 30 GHz with a VSWR <1.20:1.  More info can be found in the uploaded data sheet in the photo gallery.  The Model# is ADT-2734-MM-3MM-02  

 

As can be seen in the photos, the adapters are in great shape... the internal connector contacts are intact as well.

Domestic shipping is $5
Worldwide shipping is $15 via USPS First Class (limited tracking is available to some countries).

I can combine shipping on multiple items provided they close within a one week timespan (all items will ship at rate of most expensive shipping rate of any individual item).

Buyer's responsibility for any custom tax incurred. Kindly check your own country's tax duties.