Enduro Ceramic Hybrid Bearing.
- Grade 5 ceramic (Silicon Nitride: Si3N4) balls with graphite-polyamide retainers
- Cryogenically treated 52100 chromium steel races
- LLB seal is a light-contact, two lip seal that rides in a groove
- 3rd party web sales (eBay, Amazon, etc.) are strictly prohibited by the manufacturer
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