V-groove bearing used to make CNC routers. Package of 12 pcs, 4 for each axis. Made from bearing alloy steel ( not stainless ).
3/8 inch ID, 1.212 OD, .432 thick. These have dual rubber seals, they are the best for keeping router dust out of the bearings.
Chinese import. We have been using this supplier in our own products for 3-4 years.
Fast shipping from South East, Michigan, USA
Add other flat rate shipping items from our Ebay store for only $1 more in shipping. Acme hex nuts, cylinder nuts, anti-backlash nuts and nut blocks, etc.
We also combine ship with V-rails, acme threaded rod, etc
See our Ebay store at https://stores.ebay.com/imsrv