6001 LLU MAX | 12 x 28 x 8 mm

The tighter the seal is to the inner bearing race, the harder it is for water and dirt to get in — and the harder it is for grease to escape. 608 LLU MAX | 8 x 22 x 7 mm. 6805 LLU MAX | 25 x 37 x 7mm | Blueseal Bike Bearingsâ„¢.