- Grade 3 Silicon Nitride balls
- Hardened steel races
- Reinforced polymide cage and non-contact seal to keep dirt and moisture out
- High resistance to poor lubrication
- Can be used for any cycling discipline
- Sold as each
- Hand built in Denmark
Product Specifics
- Bearing I.D. (mm): 12
- Bearing O.D. (mm): 21
- Manufacturer Number: 61801 (6801)
- Material: Ceramic
- Thickness: 5
Today's Stock Status
10 Available to ship in 2-4 Business Days
UPC: Not available
EAN: 5711050000524
Manufacturer Part Number: 101221
BB9915
163691-Q0-L