4 X Heavy Duty 50x17mm Trolley Furniture Caster Brake

4 bolt plate fixing and solid rubber 360 Degree Rotation wheels.Widely used for DIY or industrial applications (home, schools, shops & hospitals).Heavy duty steel plate. Double ball bearing swivel head.Wheel type: solid Cyan rubber, plain bearing .Steel centre for good strength and durability. Non-slip wheels with grooved edges for added grip.Wheel type: universal wheelDiameter: 2Wheel Size(mm): 50*17Fixing Plate Size(mm): 50*50Installation size(mm): 37*37Installation height(mm): 68Stent thickness(mm): 1.5Max load(kg): 25Material: Rubber ,metalPackage Contents:4 x universal wheel (Without brake)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.