The ultimate bottom bracket bearing. XD-15 uses an angular contact design to provide the perfet preload. Combined with the advanced lightweight nitrogen steel races and oversied grade 3 Cerbec ceramic balls, XD-15 is smoother and has a greater load capacity than any other bearing on the market.
- Bearing Code: MR1728
- Dimensions: 17 x 28 x 7mm
- ABEC: 5
- Grade: 3
- Seals: LLB
- Grease: Kyodo Yushi PS-2
- Application: Hubs, Bottom Brackets
- Weight: 10.76g