3903-E LLU - Double Row, Angular-Contact Suspension Bearing - 17mm x 30mm x 10/13mm This Double-Row, ABEC-3 bearing features deep-groove design races, with Grade 10 balls and full-contact, double-lip, labyrinth (LLU) seals for maximum protection against the elements, while keeping the 90% fill of Almagard extra high pressure grease inside. The double-row design greatly reduces flex in the suspension linkage while doubling the bearing contact area and the extended inner race eliminates the need for extra spacers to connect suspension linkages. This bearing is most commonly used as a suspension pivot bearing for Pivot Bikes. Static load - 1214lbf / 5.1kN Weight - 28.3g Contains a high quality, durable and long lasting 3903-E Enduro DR suspension bearing to keep your mountain bike performing at its very best!