4x10x4 Single
![4x10x4 Single](https://www.spoolspeed.com/cdn/shop/products/image_3d3ff66f-947c-4e7a-8333-89680a29bb47_800x800.jpg?v=1626244845)
The fastest ABU Ambassadeur ceramic on the planet! Make your 3500-6500 Ambassadeurs cast a mile! just about all 80s through 2020’s Ambassadeur take this size spool bearing located on each end of the spool itself with the shaft running through the spool.
* Most spools with fixed shafts are older than 80’s and take 3x10x4 sizing
*Available in:
SS Ceramic- Our original ABEC5 Ceramic that has been in service for many years
XS Ceramic- Stainless Steel sealed ABEC7 Ceramic with ribbon retainers and S20 Ceramic balls
XP Ceramic- Open Hi-Performance ABEC9 Ceramic with Japanese ribbon retainers and S25 Ceramic balls
XCR Ultra- The highest level Performance Bearings available in a fishing reel. ABEC9 With S30 Ceramic balls and PEEK Polyether Ether Ketone ribbon cage/retainer