Super smooth, fast design with very low resistance
15 degree angular contact design is ideal for hub and bottom bracket applications where bearings are likely to experience side loads
Single row cartridge bearing with self lubricating, nylon cage separated ABEC-5 balls
Install with red seal facing out, 5-10lbs preload required
3rd party web sales (eBay, Amazon, etc.) are strictly prohibited by the manufacturer
| bearing# |
71903 |
| ID x OD x W (mm) |
17x30x7 |
