Check the listing for details. Frame Pivot Bearings Blueseal Bike Bearings™. Condition: New. Listed at 6.98 USD. N.B. Many other bearing manufacturers add extra numbers to their codes or follow them up with other letters e.g. 61802 2RS or 61903 VRS. These are just slight variations to the code and not the spec of the bearing. If the dimensions match then they are the same bearing. i.e. 61803 VRS will be the same as 6803. Unlike standard bearings, blueseal Bike Bearings™ are engineered for the unique demands of cycling. With an ABEC 3 rating for precision, they feature a complete fill of waterproof grease to protect against moisture and corrosion. Close-contact rubber seals prevent dirt and debris from entering, ensuring durability. Designed to withstand the challenges of varied conditions, blueseal Bearings™ offer reduced maintenance, making them an ideal choice for cyclists on the road or off on th.