These are replacement feet for the rubber feet that are beginning to deteriorate due to time.  Fits IBM 5153, and 5154 monitors.  

These are available in 
Each order comes with 4 replacement feet, specify the type you want when you order.

Fast Priority Mail shipping from Connecticut.  

Check out my other auctions if you are looking for other options, including:

SD to IDE
2.5" (44 pin) SD to IDE adapter, carrier, or adapter with carrier:  https://www.ebay.com/itm/303603128629
3.5" (40 pin) SD to IDE adapter, carrier, or adapter with carrier: https://www.ebay.com/itm/303551644199
5.25" (40 pin) SD to IDE carrier or adapter with carrier: https://www.ebay.com/itm/303572218410
IBM 5155 (40 pin) SD to IDE carrier or adapter with carrier: https://www.ebay.com/itm/303759975163
PCI bracket for 3.5" SD to IDE (40 pin) adapter:  https://www.ebay.com/itm/303596143604
PCI bracket with 3.5" SD to IDE (40 pin) adapter:  https://www.ebay.com/itm/303596155608

SD to SATA
3.5" SD to SATA carrier:  https://www.ebay.com/itm/303626443059
PCI bracket for 3.5" SD to SATA adapter:  https://www.ebay.com/itm/303626443059

MicroSD to IDE
3.5" (40 pin) microSD to IDE adapter, carrier, PCI bracket with adapter, or adapter with carrier:  https://www.ebay.com/itm/303610388930
PCI bracket for 3.5" (40 pin) microSD to IDE adapter:  https://www.ebay.com/itm/303610395976
MicroSD to IDE board:  https://www.ebay.com/itm/303628777382

Compact flash to IDE
3.5" (40 pin) Single or Dual CF to IDE adapter with carrier: https://www.ebay.com/itm/303591855018
PCI bracket with Single or Dual 3.5" CF to IDE (40 pin):  https://www.ebay.com/itm/303599104175

SATA to PATA
5.25" drive bay for 2.5" SATA drives to PATA / IDE:  https://www.ebay.com/itm/303717734405

3.5" / 5.25" Floppy Disk Cleaner
https://www.ebay.com/itm/303620862566

Replacement feet for IBM 5153/5154 monitors
https://www.ebay.com/itm/303761428208

Reach out if you'd like another color; if I can obtain the filament I can print it.  Let me know if there is another style or component you are looking for, I can create custom parts.  Thanks!