Superior quality genuine 2 rubber sealed ENDURO 3903 LLU ABEC 3 bearing.
Made to exacting standards in tolerances in sphericity of the ball, trueness of races and surface finish.
Unmatchable specifications at anywhere near our price.
Sold as singles.
ABEC-3 Radial Bearing featuring 52100 High-Carbon Chromium alloy races paired with grade 10 Balls with 90% fill, high-pressure, water-proof grease.
The Enduro line of bearings are available in High-Carbon Chromium Steel, 440C Stainless Steel, Ceramic-Hybrid and XD-15 with Ceramic or Stainless Balls. Our bearings are always engineered with deep groove races to accommodate the largest balls possible. All of our standard bearings feature dual-lip seals that ride in a micro groove creating a full labyrinth to provide ultimate protection against the elements.
- Bearing Code: 3903
- Dimensions: 17 x 30 x 10mm
- ABEC: 3 Grade: 10
- Seals: LLU
- Grease: Mobile HP 222
- Application: Hubs, Bottom Brackets