New (2) from €13.89 Free delivery on your first order in mainland France and Belgium. Miniature double-shielded ball bearings. Wide, economical and standard bearing. Less friction, high speed and durability, easy installation and replacement. Double non-contact special rubber seal to seal dirt while providing friction-free performance. After-Sales Warranty: We guarantee you a good shopping experience. Please feel free to contact us if you have any problems, and we are always here to help. Description: Miniature ball bearings are available with small size ball bearings. These miniature ball bearings have an inside diameter of 5 mm, an outside diameter of 11 mm and a thickness of 4 mm. Ball bearings of this size are ideal for precision work and applications that require a lot of functional mechanical parts in a small space, such as a 3D printer, a quadcopter or model. Features: Material: Bearing Steel. Model: MR115-2RS. Color: As shown. Dimensions: Approx. 5 x 11 x 4mm (ID x D x H). Weight: 16 g. Quantity: 10 pieces.