S-107-HUB Stylus HUB for COLUMBIA floating reproducer

S-107-HUB Stylus HUB for COLUMBIA floating reproducer, similar to the HUB shown at the center of the mica diaphragm in the photo shown here https://www.phonographs.org/product/s-107x-columbia-cylinder-stylus-needle-replacement/.  The S-107-HUB contains the back nut, a washer, and the HUB itself. (All parts are brass.)  The hub has the round hole for the Columbia dome sapphire stylus. A Columbia dome stylus is NOT included.  LIMIT SALE TO ONE STYLUS HUB. Cost is $20 plus s/h.

The MINIMUM shipping charge is $5 for ANY order in USA. Please refer to the shipping/handling chart for details.