Contact information：+86 13806649542（Manager Li）
USA Landline: 1-916-268-2693
WhatsApp : +86 18977782447(Mr. King)
E-mail：customizebearing@gmail.com
Landline number：+86 0574-633225053
Address：No.558,Huancheng West Road,Zhouxiang Town,Cixi City
| Model | Bicycle bowl set bearings | Older models | Bicycle bowl set bearings |
| Inner diameter | 34.1（mm） | Outer diameter | 46.9（mm） |
| Thickness | 7（mm） | Weight | 0.008（kg） |
| Cage and its material | V full loaded rolling body (no cage) | Number of scrolling body columns | Single column |
| Raceway type | Deep groove raceway | Sealed and dust-proof form | 2Z |
| Usage Features | Corrosion resistant | Sealing Caps | Sealed on both sides |
| Rolling body | Steel balls | Bearing Material | High-carbon chromium bearing steel (fully hardened) (GCr15) |
