Discover the Enduro Bearings 6903 LLB - CXD-15, a top choice for bottom bracket bearings. This bearing features an angular contact design, ensuring the perfect preload for your bike. With its advanced lightweight nitrogen steel races and oversized grade 3 Cerbec ceramic balls, the Enduro Bearings 6903 LLB - CXD-15 offers a smoother ride and can handle greater loads than many other bearings. Specifications Bearing Code: 6903 Dimensions: 17 x 30 x 7mm ABEC: 5 Grade: 3 Seals: LLB Grease: Kyodo Yushi PS-2 Application: Hubs, Bottom Brackets Weight: 14.47g