6pcs Carbon Steel Swivel Caster for Machinery Trolleys Furniture

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 variety 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 longevity.Ball Transfer Unit is perfect replacement for your broken one on your office chair.Specifications:Surface treatment : Zinc PlatingModel : CY-15ALength : 50mmWidth : 32mmMounting Hole Pitch : 40mmFixing Hole Distance : 4mmSingle Load : 10kg (Max. 15kg)Colour: silverMaterial: carbon steelSize: Ball diameter: 5/8 inches, about 15.8mm, height: 21mmPackage Contents:5 x Roller Ball Transfer BearingsOnly the above package content, other products are not included.Note: Light shooting 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.