Specification Brand : M METERXITY BulletPoint1 : APPLICATION RANGE: Widely used in homes, offices, libraries, shops, restaurants, and other occasions. BulletPoint2 : DURABLE DESIGN: Nylon universal wheels, flexible rotation, wear-resistant and scratch-resistant, silent and non-slip, leaving no trace and no break to the floor. The threaded installation method makes it easy to replace old casters, making it stable to use, more load-bearing, and durable. BulletPoint3 : FUNCTIONAL TOOLS: Threaded stem mount casters are used to replace old and broken wheels on wheelchairs, storage racks, cabinets, tables, shoe racks, clothes drying racks, bookshelves, or other furniture. BulletPoint4 : PACKAGE INCLUDE: 8 Pack of Swivel Casters, which size is Wheel Diameter: 4 cm/ 1.57 inch, Thread Length: 1.5 cm/ 0.6 inch, Thread Diameter: 0.78 cm/ 0.3 inch, Capacity Per Caster: 23kg. BulletPoint5 : NEED ATTENTION: It is not recommended to exceed the maximum load capacity. ItemName : M METERXITY 8 Pack Swivel Casters - 360 Degree Threaded Stem Mount Cart Trolley Wheels with Brake, Apply to Workstations Workbench Chair (1.5 Inch, Black) ItemPackageDimensions_Height : 1.97 inches ItemPackageDimensions_Length : 5.91 inches ItemPackageDimensions_Width : 5.91 inches ItemPackageQuantity : 8 ItemTypeKeyword : stem-casters Manufacturer : M METERXITY NumberOfItems : 8 PartNumber : mmf231009ty000028 ProductDescription : APPLICATION RANGE: Threaded stem mount casters are used to replace old and broken wheels on wheelchairs, storage racks, cabinets, tables, shoe racks, clothes drying racks, bookshelves, or other furniture. Widely used in homes, offices, libraries, shops, restaurants, and other occasions. DURABLE DESIGN: Nylon universal wheels, flexible rotation, wear-resistant and scratch-resistant, silent and non-slip, leaving no trace and no break to the floor. The threaded installation method makes it easy to replace old casters, making it stable to use, more load-bearing, and durable. PACKAGE INCLUDE: 8 Pack of Swivel Casters, which size is Wheel Diameter: 4 cm/ 1.57 inch, Thread Length: 1.5 cm/ 0.6 inch, Thread Diameter: 0.78 cm/ 0.3 inch, Capacity Per Caster: 23kg. NEED ATTENTION: It is not recommended to exceed the maximum load capacity.