Check the listing for details. SMB-SMC Adapter Cables. Condition: New – Open box. Listed at 10.00 USD. Here are 2, new old stock, SMC (plug) to SMB (plug) adapter cables! These are approximately13 inches long, red teflon 50 ohm coax. Handy for working on Tek, HP and other equipment that uses miniature connectors! I both straight SMB and right angle SMB, please state your preference if any, or I what ship what I grab out of the bag. I believe some DB6NT transceivers use SMC fo these are a source of pigtails for that application. I combine items for lower shipping. Check out my other items! Be sure to add me to your favorites list!