Shepherd Hardware 2" Friction Grip Rubber Swivel Stem Caster features 2-inch (50mm) soft rubber wheels designed to provide smooth and quiet mobility for heavy loads on hard surfaces and finished concrete floors. The swivel stem measures 7/16" x 1-7/8", allowing for easy maneuverability while protecting your floors from damage. I for applications where floor protection and noise reduction are important, this caster supports a load capacity of up to 80 pounds. Please note that fasteners are not included with this product. Model Number: 9192