6Pcs 5/8Inch 15.8mm Roller Ball Transfer Bearings Ball Transfer Unit Bearing Conveyor Roller Wheel

Features a 360 degree swivel mounting plate attached to a double wheel roller system.Two-Hole, metal and Flange-mounted ball bearing resting on individual support bearings and is perfect for most industrial transfer applications.Ball transfer unit can also be used in a of non-industrial applications, including retail store displays and airport luggage transfers.Ball support cup is hardened and plated, protective cover assures low torque and .Ball Transfer Unit is perfect replacement for your broken one on your office chair.Specifications:Surface treatment : Zinc PlatingModel : -15ALength : 50mmWidth : 32mmMounting Hole Pitch : 40mmFixing Hole Distance : 4mmSingle Load : 10kg (Max. 15kg)Colour: SilverMaterial: 304 stainless steelSize: Ball diameter: 5\/8inch about 15.8mm, height: 21mmPackage Contents:6 x Roller Ball Transfer BearingsOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.